共 45 条
[3]
BACK E, 1977, SCAND J INFECT DIS, V9, P175, DOI 10.3109/inf.1977.9.issue-3.04
[4]
BACK E, UNPUBLISHED
[5]
ECHEVERRIA P, 1975, LANCET, V2, P1113
[6]
Edwards PR., 1972, IDENTIFICATION ENTER