Dunn, P. M. (2007). Arvo Ylppö (1887–1992): Pioneer of Finnish paediatrics. BMJ Group.
Citação norma ChicagoDunn, P M. Arvo Ylppö (1887–1992): Pioneer of Finnish Paediatrics. BMJ Group, 2007.
MLA CitationDunn, P M. Arvo Ylppö (1887–1992): Pioneer of Finnish Paediatrics. BMJ Group, 2007.
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