共 21 条
[1]
ALMEN J, 1980, LAKARTIDNINGEN, V17, P2419
[2]
AUSTIN JH, 1977, NOBEL S, V40
[3]
BJORKLUND I, 3046 SWED ENV PROT B
[4]
BRUN A, 1981, ACTA PATH MICRO IM A, V89, P193
[5]
CANDY JM, 1986, LANCET, V1, P354
[7]
DRISCOLL CT, 1980, THESIS CORNELL U NEW
[8]
DYRSSEN D, 1984, Vatten, V40, P3
[9]
GALLE P, 1986, RECHERCHE, V17, P766