Hopcroft, Keith. Symptom sorter / Keith Hopcroft and Vincent Forte. - Abingdon, Oxon, OX : Radcliffe Medical, c1999. - vi, 395 p. 25 cm. ISBN: 185775395X Subjects--Topical Terms: Symptoms;Diagnosis;Diseases LC Class. No.: RC69 / .H679 1999 Dewey Class. No.: 616/.047