Human vitality and efficiency under prolonged restricted diet. This book, "Human vitality and efficiency under prolonged restricted diet. Volume 16, part 1", by Francis Gano Benedict, is a replication of a book originally published before 1919. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.