共 28 条
[1]
AUERBACH HS, 1985, LANCET, V2, P686
[2]
BELLI DC, 1987, PEDIATRICS, V80, P517
[4]
BILTON D, IN PRESS GUT
[6]
CARTY H, 1987, J ROY SOC MED, V80, P38
[7]
DAVID A, IN PRESS RESPIRATORY
[8]
DAVID TJ, 1987, J ROY SOC MED, V80, P51
[9]
DAVID TJ, 1982, LANCET, V2, P1204