1. Electronic publication of continuously updated overviews (meta-analyses) ofcontrolled trials;Chalmers, I.;ISDB Rev,1991
2. Information for authors and subscribers on The Online Journal of Current Clinical Trials is available from the Managing Editor in Washington, DC; fax: (202) 842-2868.
3. Getting to grips with Archie Cochrane's agenda;Chalmers, I.; Dickersin, K.; Chalmers, T.C.;Br Med J,1992
4. The Cochrane Collaboration. Pregnancy and Childbirth