Comparative Alien Physiology
Comparative Alien Physiology was a medical textbook written by Doctor Leonard McCoy. Considered a "classic" of the field, it was included in the medical library of . 

In 2374, Harry Kim downloaded the book, along with Gray's Anatomy and other seminal medical literature into his EMH Replacement Program, in case The Doctor did not return from the Alpha Quadrant. ()

 

de:Vergleichende Physiologie von fremden Wesen
Scientific literature