共 11 条
[4]
*CDCP, 1999, MMWR-MORBID MORTAL W, V48, P944
[5]
Centers for Disease Control and Prevention (CDC), 1999, MMWR Morb Mortal Wkly Rep, V48, P845
[8]
Nolte KB, 1996, ARCH PATHOL LAB MED, V120, P125
[10]
Schwartz DA, 1997, ARCH PATHOL LAB MED, V121, P776