Home › Authors › Phil Ayers 👤 Phil Ayers 3 books Books by Phil Ayers ASPEN Parenteral Nutrition Han ASPEN Parenteral Nutrition Handbook, Third Edition 2020 A. S. P. E. N. Parenteral Nutr A. S. P. E. N. Parenteral Nutrition Handbook, 2nd Edition 2014 A.S.P.E.N. parenteral nutrition. Handbook - 2. edición 2014