- Nelson textbook of pediatricsRobert Kliegman, Robert M. Kliegman et al.
- Nelson review of pediatricsRichard E. Behrman --Robert M.Kliegman - Hal B.Jenson, Richard E. Behrman et al.
- Nelson Tratado de PediatriaRichard E. Behrman
- Nelson Essentials of PediatricsRobert M., M.D. Kliegman, Richard E. Behrman et al.
- Nelson textbook of pediatricsWaldo E. Nelson, Richard E. Behrman et al.
- Nelson textbook of pediatrics pocket companionRichard E. Behrman
- Nelson essentials of pediatricsWaldo E. Nelson, Richard E. Behrman et al.