Ohlms, David L. Relapse [videorecording] / David L. Ohlms - Cahokia, IL : GWC, [n.d.] - 1 videocassette (VHS) (30 min.) : sd., col. ; 1/2 in. ISBN: 1561681547 RM989.38 Subjects--Topical Terms: Recurrence National Library of Medicine Call No.: QZ140