Irregular Breathing
In Internal Medicine, Little, Brown & Co, Boston, 3rd Ed, p. 573-574, Cherniack,N.S., 1990
Hippus, In System of Ophthalmology
(Ed) , Vol 12 Neuro-ophthalmology C. V. Mosby Company 1971, p 637., Duke-Elder,W.S., 1971
Clinicopath Conf
Thrombotic Thrombocytopenic Purpura, Case 30-1991, NEJM 325:265-273991., , 1991