共 19 条
[1]
CARTER FA, 1975, CALCULATING COSTS DO
[2]
COLLMANN RD, 1963, J MENT DEFIC RES, V7, P60
[3]
COLLMANN RD, 1963, J MENT DEFIC RES, V7, P53
[5]
FABIA J, 1970, J MENT DEFIC RES, V14, P235
[6]
FERGUSONSMITH MA, IN PRESS
[7]
HAGARD S, IN PRESS
[8]
DOWNS-SYNDROME IN SWEDEN - EPIDEMIOLOGICAL STUDY OF A 3-YEAR MATERIAL
[J].
ACTA PAEDIATRICA SCANDINAVICA,
1974, 63 (04)
:571-576
[9]
MCKEOWN T, 1974, INTRO SOCIAL MEDICIN, P317
[10]
MILNE RG, TO BE PUBLISHED