The use of matched groups in the evaluation of convulsive and subconvulsive photoshock
.Ulett, George A.
;Gleser, Goldine C.
;Caldwell, Bettye M.
;Smith, Kathleen
. En: Bulletin of the Menninger Clinic.Topeka, Kansas :
, 1954. Vol. 18, no. 4 (jul., 1954). ISSN: 0025-9284. (A) ARTICULO
