Jadad 1993b.

Methods	The handsearch results from an earlier study by Silagy (1993) were used. MEDLINE was searched (date and period not given) and the results compared to those identified by Silagy to identify further RCTs.
Data	7 primary healthcare journals searched by Silagy (1993).
Comparisons	Handsearch vs MEDLINE using a revised version of the search strategy used by Silagy (1993).
Outcomes	A total of 202 RCTs were identified; 202 RCTs were identified by HS, 179 RCTs were identified by ES.
Notes	It is not clear if all RCTs were full reports.