Background Access is central to the performance of health care systems around the world.
However, access to health care remains a complex notion as exemplified in the variety of …

These guidelines update previous reports by working parties of the British Hypertension
Society in 19891 and 1993. 2 Since the 1993 guidelines much new evidence has emerged …

Clostridium difficile infection is increasing in incidence, severity, and mortality. Treatment
options are limited and appear to be losing efficacy. Recurrent disease is especially …

We use a global climate model to compare the effectiveness of many climate forcing agents
for producing climate change. We find a substantial range in the “efficacy” of different …

Recent extinction rates are 100 to 1000 times their pre-human levels in well-known, but
taxonomically diverse groups from widely different environments. If all species currently …

We study climate sensitivity and feedback processes in three independent ways:(1) by using
a three dimensional (3‐D) global climate model for experiments in which solar irradiance S0 …

Thirty patients were selected for a prospective study according to two criteria:(i) an
irresistible urge to overeat (bulimia nervosa), followed by self-induced vomiting or …

This book provides an overview and analysis of sport fans, examining the role played by and
the impact of sport in the lives of sport fans and spectators, and the importance of sport for …

Marketing scholars commonly characterize market structure by studying the patterns of
substitution implied by brand switching. Though the approach is useful, it typically ignores …

• A controlled trial comparing family therapy with individual supportive therapy in anorexia
nervosa and bulimia nervosa was undertaken. Eighty patients (57 with anorexia nervosa; 23 …