Home › Authors › Hal B. Jenson 👤 Hal B. Jenson 7 books Books by Hal B. Jenson Nelson. Pediatria. Tom 2 Nelson. Pediatria. Tom 2 2013 Nelson tratado de pediatria - 18. ed. 2009 Vaccines Handbook - PDA Software in Amary Case 2006 Pocket Companion to Accompany Nelson Textbook of Pediatrics 2001 Pocket guide to vaccination and prophylaxis 1999 Nelson Textbook of Pediatrics 1997 Nelson Review of Pediatrics 1996