[90th Annual meeting of the Swiss Society of Pediatrics. Geneva, 19-21 June 1997. Abstract].
D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D010372:Pediatrics
90e Assemblée annualle de la Société Suisse de Pédiatrie. Genève, 19-21 juin 1997.