TY  - RPRT
TI  - Videotaping: an important research strategy.
AU  - B L Roberts
AU  - M I Srour
AU  - C Winkelman
DO  - 10.1097/00006199-199611000-00004
UR  - https://pubmed.ncbi.nlm.nih.gov/8941302/
ID  - 8941302
ER  -