共 6 条
[1]
IMBACH P, 1981, LANCET, V1, P1228
[3]
RICHARD HP, 1982, HELV PAEDIATR ACTA S, V47, P45
[4]
SCHMIDT B, 1981, HELV PAEDIATR ACTA, V36, P445
[5]
TONZ O, 1979, SCHWEIZ MED WOCHENSC, V105, P1543
[6]
VAIN NE, 1979, PEDIATRICS, V63, P107