Smith, S. S., & Davis, J. P. (1989). NATIONAL CENTER FOR HEALTH STATISTICS DATA LINE.
Citação norma ChicagoSmith, Sandra S., and Jacqueline P. Davis. NATIONAL CENTER FOR HEALTH STATISTICS DATA LINE. 1989.
Deismireacht MLASmith, Sandra S., and Jacqueline P. Davis. NATIONAL CENTER FOR HEALTH STATISTICS DATA LINE. 1989.
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