Randomized control trials and meta-analyses in gastroenterology: major achievements and future potential.
Chalmers
T C
TC
Technology Assessment Group, Harvard School of Public Health, Boston, MA 02111.
Lau
J
J
D015982:Bias; D004059:Diffusion of Innovation; D005544:Forecasting; D005762:Gastroenterology; D005767:Gastrointestinal Diseases / Q000401:mortality / Q000628:therapy*; D006801:Humans; D007857:Leadership; D008107:Liver Diseases / Q000401:mortality / Q000628:therapy*; D015201:Meta-Analysis as Topic; D016032:Randomized Controlled Trials as Topic; D012107:Research Design; D015996:Survival Rate