Marshall JB

No ORCID on file · 3 papers in corpus
2020
EClinicalMedicine ·doi:10.1016/j.eclinm.2020.100401

BackgroundThe quadrivalent human papillomavirus (qHPV) vaccine prevented vaccine HPV type-related infection and disease in young women in the 4-year FUTURE II efficacy study (NCT00092534). We report long-term effectiveness and immunogenicit…

other 1996
Gastrointestinal endoscopy ·doi:10.1016/s0016-5107(96)70050-0

BACKGROUND: Colonoscopy using a standard adult colonoscope can be difficult or impossible when there is a fixed, angulated sigmoid colon or stricture. It is sometimes possible to traverse such segments using a smaller-diameter, more flexibl…

1990
Gastroenterology ·doi:10.1016/0016-5085(90)90357-7

Although achalasia is usually of idiopathic origin, it may be secondary to another disease process such as neoplasia. The first description of a familial achalasia syndrome that appears to be secondary to diffuse esophageal leiomyomatosis w…