Rewald, Enrique. Immune crossover : the two faces of immunity : an approach to the danger plague / Enrique Rewald - New York : Parthenon Publishing, 1998 - v, 126 p. : ill. ; 24 cm. Includes index ISBN: 1850700184 RM 93.50 LCCN: 97-43924 Subjects--Topical Terms: ImmunityEcologyCommunicable diseases National Library of Medicine Call No.: QW540