Engstrom Eric J
Institute for the History of Medicine, ZHGB (Humboldt University - FU Berlin), Charité - Universitätsmedizin Berlin, Ziegelstrasse 5-9, 10117 Berlin, Germany.
Hist Psychiatry. 2006 Jun;17(66 Pt 2):237-41. doi: 10.1177/0957154X06064018.