共 9 条
[1]
ARMITAGE P, 1987, STATISTICAL METHODS, P394
[2]
Berkowitz C D, 1987, Adv Pediatr, V34, P275
[5]
JENNY C, 1990, SEXUALLY TRANSMITTED, P898
[6]
EPIDEMIOLOGY OF PRIMARY AND SECONDARY SYPHILIS IN THE UNITED-STATES, 1981 THROUGH 1989
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
1990, 264 (11)
:1432-1437
[8]
WHITE ST, 1983, PEDIATRICS, V72, P16
[9]
YEAGER TD, 1987, AM J DIS CHILD, V141, P370