Broz, V [Letter: Epidural analgesia. "The hanging drop" for identification of the epidural space]. [electronic resource] - Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke Jun 1974 - 1212-3 p. digital Publication Type: Journal Article ISSN: 0029-2001 Subjects--Topical Terms: Anesthesia, EpiduralMethodsPostureTime Factors