共 15 条
[1]
ABEGAZ B, 1987, ETHIOP DOCT ASS ABST, P79
[2]
ABRAHAM G, 1982, ETHIOPIAN MED J, V20, P63
[3]
BERTRAND E, 1979, B WORLD HEALTH ORGAN, V57, P471
[4]
ELKHOLY A, 1974, 7 WORLD C CARD BUEN
[7]
LEVINE S, 1959, CLIN AUSCULTATION HE, P41
[8]
MUHE L, 1986, ETHIOPIAN MED J, V24, P198
[9]
PADMAVATI S, 1978, B WORLD HEALTH ORGAN, V56, P543
[10]
PARRY EHO, 1968, B WORLD HEALTH ORGAN, V39, P859