共 9 条
[2]
COOSEMANS MH, 1985, B WORLD HEALTH ORGAN, V63, P331
[3]
DELORON P, 1984, LANCET, V1, P1303
[5]
LELIJVEL.J, 1970, B WORLD HEALTH ORGAN, V42, P477
[7]
SPENCER HC, 1984, B WORLD HEALTH ORGAN, V62, P615
[8]
WARHURST DC, 1985, LANCET, V2, P330
[9]
WATKINS WM, 1984, LANCET, V1, P357