共 21 条
[1]
CAPELEDWARD K, 1977, P ROY SOC MED S9, V70, P11
[7]
GALLAND RB, 1977, LANCET, V2, P1043
[8]
GOLDRING J, 1975, LANCET, V2, P997
[9]
GRIFFITHS DA, 1976, LANCET, V2, P325
[10]
KEIGHLEY MRB, 1979, LANCET, V1, P894