共 13 条
[1]
BARRETT FF, 1968, NEW ENGL J MED, V275, P5
[2]
Centers for Disease Control and Prevention, 1972, OUTL SURV CONTR NOS
[4]
IBSEN A, 1998, SYGEPLEJERSKEN, V41, P26
[5]
Jepsen O B, 1974, Ugeskr Laeger, V136, P2789
[6]
Jepsen O B, 1982, J Hosp Infect, V3, P241, DOI 10.1016/0195-6701(82)90043-3
[7]
Jepsen O B, 1980, J Hosp Infect, V1, P237, DOI 10.1016/0195-6701(80)90061-4
[10]
*STAT SER I, 1997, DEF COD NOSC INF