共 9 条
[1]
ANDERSON HR, 1981, LANCET, V2, P1030
[2]
GREGG I, 1975, PUBLICATION ROYAL CO, V46
[3]
LEE DA, 1983, BRIT MED J, V286, P1258
[6]
SPEIGHT ANP, 1978, BRIT MED J, V2, P231
[7]
TAUSSIG LM, 1981, PEDIATRICS, V67, P1
[9]
1981, J R COLL GEN PRACT, V31, P323