TY  - RPRT
TI  - The research question.
AU  - C A Lindeman
AU  - D Schantz
PY  - 1982
DO  - 10.1097/00005110-198201000-00002
UR  - https://pubmed.ncbi.nlm.nih.gov/6915961/
ID  - 6915961
ER  -