Female authorship in major academic gastroenterology journals: a look over 20 years.

Background: Authorship in peer-reviewed medical journals is a marker for success in academic medicine.

Objective: To determine the representation of female physicians among authors of original research in U.S.

Good is better than excellent: bowel preparation quality and adenoma detection rates.

Background: Inadequate bowel cleansing is associated with missed lesions, yet whether polyp and adenoma detection rates (PDR, ADR) increase at the highest levels of bowel cleanliness is unknown.

Objective: To evaluate the association between bowel preparation quality by using the Boston Bowel Preparation Scale (BBPS) and PDR and ADR among colonoscopies with adequate preparation.

Design: Cross-sectional analysis.

An estimation of the global volume of surgery: a modelling strategy based on available data.

Background: Little is known about the amount and availability of surgical care globally. We estimated the number of major operations undertaken worldwide, described their distribution, and assessed the importance of surgical care in global public-health policy.

Methods: We gathered demographic, health, and economic data for 192 member states of WHO.