共 28 条
- [2] BAILAR JC, 1978, 1978 AM STAT ASS P S, P462
- [4] BONHAM GS, 1983, 8320001 US DEP HLTH
- [5] BONHAM GS, 1981, PHS813280 US DEP HLT
- [6] CASADY RJ, 1983, DHHS PHS841214 NAT C
- [7] COHEN SB, 1982, REV PUBLIC DATA USE, V10, P153
- [8] COHEN SB, 1981, PHS813281 US DEP HLT
- [9] COHEN SB, 1984, PHS843369 US DEP HLT
- [10] COX BG, 1983, DHHS PHS841214 NAT C