Host-parasite relations between man and his intestinal Protozoa. This book, "Host-parasite relations between man and his intestinal Protozoa. Volume 1", by Robert William Hegner, is a replication of a book originally published before 1927. 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.