共 5 条
- [1] CAPODAGLI JA, 1988, B MED LIBR ASSOC, V76, P181
- [2] DENNIS S, 1987, INFORM TODAY, V4, P2
- [3] PERUSING THE LITERATURE - COMPARISON OF MEDLINE SEARCHING WITH A PERINATAL TRIALS DATABASE [J]. CONTROLLED CLINICAL TRIALS, 1985, 6 (04): : 306 - 317
- [4] REESE J, 1987, ONLINE, V11, P42
- [5] SILVER H, 1988, ONLINE, V12, P61