Artikel 2, p. 304-307 - Editie 8 - 1971
Schade: Epidemiologische aspecten van spleten 2. Beder, O. E. et al. (1956): Factors associated with congenital cleft lip and cleft palate in the pacific Northwest. Oral Surgery 9: 1267. 3. Corner, G. W. (1960): Congenital malformations: The problem and the task. First International Conference...
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