Published in Am J Gastroenterol on March 01, 1971
Review of the problems of hepatitis. Can Fam Physician (1971) 0.75
The Cardiovascular Health Study: design and rationale. Ann Epidemiol (1991) 27.24
Carotid-artery intima and media thickness as a risk factor for myocardial infarction and stroke in older adults. Cardiovascular Health Study Collaborative Research Group. N Engl J Med (1999) 16.30
Assessing the sensitivity of regression results to unmeasured confounders in observational studies. Biometrics (1998) 8.48
Risk factors for 5-year mortality in older adults: the Cardiovascular Health Study. JAMA (1998) 8.21
Incidence of and risk factors for atrial fibrillation in older adults. Circulation (1997) 8.18
The role of parenteral antischistosomal therapy in the spread of hepatitis C virus in Egypt. Lancet (2000) 5.44
Classification of oesophageal motility abnormalities. Gut (2001) 4.86
Tick bites and Lyme disease in an endemic setting: problematic use of serologic testing and prophylactic antibiotic therapy. JAMA (1998) 4.29
Anomalous coronary arteries: location, degree of atherosclerosis and effect on survival--a report from the Coronary Artery Surgery Study. J Am Coll Cardiol (1989) 3.95
Symptomatic gastroesophageal reflux: incidence and precipitating factors. Am J Dig Dis (1976) 3.71
The symptom index: a clinically important parameter of ambulatory 24-hour esophageal pH monitoring. Am J Gastroenterol (1988) 3.53
Simultaneous intraesophageal impedance and pH measurement of acid and nonacid gastroesophageal reflux: effect of omeprazole. Gastroenterology (2001) 3.35
Distribution and correlates of sonographically detected carotid artery disease in the Cardiovascular Health Study. The CHS Collaborative Research Group. Stroke (1992) 3.09
A method for using MR to evaluate the effects of cardiovascular disease on the brain: the cardiovascular health study. AJNR Am J Neuroradiol (1994) 3.07
Esophageal manometry in 95 healthy adult volunteers. Variability of pressures with age and frequency of "abnormal" contractions. Dig Dis Sci (1987) 3.07
Serum potassium level and dietary potassium intake as risk factors for stroke. Neurology (2002) 2.98
Hormonal control of gastroesophageal-sphincter strength. N Engl J Med (1970) 2.74
Gastroesophageal reflux. Pathogenesis, diagnosis, and therapy. Ann Intern Med (1982) 2.63
Magnetic resonance abnormalities and cardiovascular disease in older adults. The Cardiovascular Health Study. Stroke (1994) 2.57
Thickening of the carotid wall. A marker for atherosclerosis in the elderly? Cardiovascular Health Study Collaborative Research Group. Stroke (1996) 2.48
Seven year survival of patients with normal or near normal coronary arteriograms: a CASS registry study. J Am Coll Cardiol (1986) 2.44
The accuracy of the physical examination in the diagnosis of suspected ascites. JAMA (1982) 2.35
Potential problems with random zero sphygmomanometer. Lancet (1990) 2.31
Cimetidine in the treatment of symptomatic gastroesophageal reflux: a double blind controlled trial. Gastroenterology (1978) 2.21
Hepatitis C virus infection in a community in the Nile Delta: risk factors for seropositivity. Hepatology (2001) 2.19
Review article: an analysis of the efficacy, perforation rates and methods used in pneumatic dilation for achalasia. Aliment Pharmacol Ther (2011) 2.13
Evidence of gender differences in esophageal pain threshold. Am J Gastroenterol (1995) 2.09
Beneficial six-year outcome of smoking cessation in older men and women with coronary artery disease. Results from the CASS registry. N Engl J Med (1988) 2.06
Baclofen decreases acid and non-acid post-prandial gastro-oesophageal reflux measured by combined multichannel intraluminal impedance and pH. Aliment Pharmacol Ther (2003) 2.05
Inhibitory effect of smoking on the lower esophageal sphincter. N Engl J Med (1971) 2.03
Esophageal testing of patients with noncardiac chest pain or dysphagia. Results of three years' experience with 1161 patients. Ann Intern Med (1987) 2.02
Ineffective esophageal motility (IEM): the primary finding in patients with nonspecific esophageal motility disorder. Dig Dis Sci (1997) 1.99
Successful elimination of reflux symptoms does not insure adequate control of acid reflux in patients with Barrett's esophagus. Am J Gastroenterol (1994) 1.97
Ambulatory 24-hour esophageal pH monitoring. Reproducibility and variability of pH parameters. Dig Dis Sci (1988) 1.91
Nocturnal recovery of gastric acid secretion with twice-daily dosing of proton pump inhibitors. Am J Gastroenterol (1998) 1.90
Respiratory muscle strength in the elderly. Correlates and reference values. Cardiovascular Health Study Research Group. Am J Respir Crit Care Med (1994) 1.88
Abnormal sensory perception in patients with esophageal chest pain. Gastroenterology (1986) 1.87
Spirometry reference values for women and men 65 to 85 years of age. Cardiovascular health study. Am Rev Respir Dis (1993) 1.87
Chlamydia pneumoniae strain TWAR antibody and angiographically demonstrated coronary artery disease. Arterioscler Thromb (1991) 1.86
Esophageal chest pain: current controversies in pathogenesis, diagnosis, and therapy. Ann Intern Med (1989) 1.84
Coronary arteriography and coronary artery bypass surgery: morbidity and mortality in patients ages 65 years or older. A report from the Coronary Artery Surgery Study. Circulation (1983) 1.83
High body fatness, but not low fat-free mass, predicts disability in older men and women: the Cardiovascular Health Study. Am J Clin Nutr (1998) 1.82
Diffuse esophageal spasm. A rare motility disorder not characterized by high-amplitude contractions. Dig Dis Sci (1991) 1.81
Lower esophageal sphincter pressure changes after food ingestion. Gastroenterology (1972) 1.78
Short-term predictors of incident stroke in older adults. The Cardiovascular Health Study. Stroke (1996) 1.77
Rationale and efficacy of conservative therapy for gastroesophageal reflux disease. Arch Intern Med (1991) 1.77
The epidemiology of schistosomiasis in Egypt: summary findings in nine governorates. Am J Trop Med Hyg (2000) 1.77
Does the intraesophageal pH probe accurately detect acid reflux? Simultaneous recording with two pH probes in humans. Dig Dis Sci (1989) 1.72
Prolonged ambulatory pH monitoring in patients with persistent gastroesophageal reflux disease symptoms: testing while on therapy identifies the need for more aggressive anti-reflux therapy. Am J Gastroenterol (1996) 1.72
Wilson's disease. Clinical and laboratory maniestations in 40 patients. Medicine (Baltimore) (1975) 1.71
Combined multichannel intraluminal impedance-pH monitoring to select patients with persistent gastro-oesophageal reflux for laparoscopic Nissen fundoplication. Br J Surg (2006) 1.66
Updated guidelines for the diagnosis and treatment of gastroesophageal reflux disease. The Practice Parameters Committee of the American College of Gastroenterology. Am J Gastroenterol (1999) 1.65
Smoking and lung function in elderly men and women. The Cardiovascular Health Study. JAMA (1993) 1.65
Gastro-oesophageal reflux associated with nocturnal gastric acid breakthrough on proton pump inhibitors. Aliment Pharmacol Ther (1998) 1.65
IgM antibodies to red cells and autoimmune anemia in patients with malaria. Am J Trop Med Hyg (1973) 1.64
Ineffective esophageal motility: the most common motility abnormality in patients with GERD-associated respiratory symptoms. Am J Gastroenterol (1999) 1.63
Endoluminal ultrasonography of the distal esophagus in systemic sclerosis. Gastroenterology (1993) 1.60
Pulmonary symptoms associated with gastroesophageal reflux: use of ambulatory pH monitoring to diagnose and to direct therapy. Am J Gastroenterol (1996) 1.58
Reduced vital capacity in elderly persons with hypertension, coronary heart disease, or left ventricular hypertrophy. The Cardiovascular Health Study. Chest (1995) 1.58
Hepatitis C virus (HCV) infection in a community in the Nile Delta: population description and HCV prevalence. Hepatology (2000) 1.58
Diffuse esophageal spasm: a reappraisal. Ann Intern Med (1984) 1.57
Antiarrhythmic drug therapy and cardiac mortality in atrial fibrillation. The Stroke Prevention in Atrial Fibrillation Investigators. J Am Coll Cardiol (1992) 1.55
Achalasia and diffuse esophageal spasm. Arch Intern Med (1976) 1.52
Pneumonia due to Mycoplasma pneumoniae. Its incidence in the membership of a co-operative medical group. N Engl J Med (1966) 1.52
High amplitude, peristaltic esophageal contractions associated with chest pain and/or dysphagia. Gastroenterology (1979) 1.51
The effects of measurement error in response variables and tests of association of explanatory variables in change models. Stat Med (1998) 1.51
Prevalence and correlates of respiratory symptoms and disease in the elderly. Cardiovascular Health Study. Chest (1994) 1.51
Use of calcium channel blockers and breast carcinoma risk in postmenopausal women. Cancer (1997) 1.50
Diagnosis and treatment of hepatic hydatid cysts with the aid of echo-guided percutaneous cyst puncture. Clin Infect Dis (1995) 1.50
Gastroesophageal reflux in runners. Characteristics and treatment. Ann Intern Med (1990) 1.49
Aspirin for the primary prevention of stroke and other major vascular events: meta-analysis and hypotheses. Arch Neurol (2000) 1.49
Bedtime H2 blockers improve nocturnal gastric acid control in GERD patients on proton pump inhibitors. Aliment Pharmacol Ther (2001) 1.43
Effects of octreotide on esophageal visceral perception and cerebral evoked potentials induced by balloon distension. Am J Gastroenterol (1999) 1.43
Effect of dry swallows and wet swallows of different volumes on esophageal peristalsis. J Appl Physiol (1975) 1.42
Pneumatic balloon dilation in achalasia: a prospective comparison of balloon distention time. Am J Gastroenterol (1998) 1.39
Guidelines for the diagnosis and treatment of gastroesophageal reflux disease. Practice Parameters Committee of the American College of Gastroenterology. Arch Intern Med (1995) 1.39
Prospective manometric evaluation with pharmacologic provocation of patients with suspected esophageal motility dysfunction. Gastroenterology (1983) 1.39
Assessing differences in clinical trials comparing surgical vs nonsurgical therapy: using common (statistical) sense. JAMA (1997) 1.39
Experimental esophagitis in cats impairs lower esophageal sphincter pressure. Gastroenterology (1975) 1.38
Comparison of tests for antibody to hepatitis E virus. J Med Virol (1998) 1.38
Racial differences in reported Lyme disease incidence. Am J Epidemiol (2000) 1.37
Comparison of coronary artery bypass surgery and medical therapy in patients 65 years of age or older. A nonrandomized study from the Coronary Artery Surgery Study (CASS) registry. N Engl J Med (1985) 1.36
Epidemiology of rotaviruses in a cohort of 45 Guatamalan Mayan Indian children observed from birth to the age of three years. J Infect Dis (1983) 1.35
The Seattle virus watch. II. Objectives, study population and its observation, data processing and summary of illnesses. Am J Epidemiol (1972) 1.34
Persistent acid secretion during omeprazole therapy: a study of gastric acid profiles in patients demonstrating failure of omeprazole therapy. Am J Gastroenterol (1996) 1.34
Hepatitis C in a community in Upper Egypt: I. Cross-sectional survey. Am J Trop Med Hyg (2001) 1.33
Caffeine and the lower esophageal sphincter. Am J Dig Dis (1972) 1.33
Altered gastric emptying and secretion in primary anorexia nervosa. Gastroenterology (1979) 1.33
Prevalence of antibodies to hepatitis E in two rural Egyptian communities. Am J Trop Med Hyg (2000) 1.33
Radiofrequency energy delivery to the gastroesophageal junction for the treatment of GERD. Gastrointest Endosc (2001) 1.33
Prospective randomized comparison of pneumatic dilatation technique in patients with idiopathic achalasia. Dig Dis Sci (1999) 1.32
Normal and abnormal proximal esophageal acid exposure: results of ambulatory dual-probe pH monitoring. Am J Gastroenterol (1993) 1.31
Blastogenic response of Toxoplasma-infected mouse spleen cells to T- and B-cell mitogens. Clin Exp Immunol (1975) 1.31
A comparison of high and low fat meals on postprandial esophageal acid exposure. Am J Gastroenterol (1989) 1.28
Apparent complete lower esophageal sphincter relaxation in achalasia. Gastroenterology (1986) 1.25
Sonographic evaluation of carotid artery atherosclerosis in the elderly: relationship of disease severity to stroke and transient ischemic attack. Radiology (1993) 1.23
Pneumatic dilatation is effective long-term treatment for achalasia. Dig Dis Sci (1998) 1.23
Respiratory complications of gastroesophageal reflux. Arch Intern Med (1985) 1.23