A discussion of prodrugs is provided in T. Higuchi and V. Stella, {TAIL ~ Pro drugs} as {HEAD ~ Novel Delivery Systems} 14 of the A.C.S. Symposium Series, and in Bioreversible Carriers in Drug Design, Edward B. Roche, ed., American Pharmaceutical Association and Pergamon Press 
A discussion of prodrugs is provided in T. Higuchi and V. Stella , { TAIL ~ Pro drugs } as { HEAD ~ Novel Delivery Systems } 14 of the A.C.S. Symposium Series , and in Bioreversible Carriers in Drug Design , Edward B. Roche , ed . , American Pharmaceutical Association and Pergamon Press
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH