TY  - RPRT
TI  - Theses and research papers.
AU  - M L WAGNER
AU  - S SEMANS
PY  - 1952
DO  - 10.1093/ptj/32.4.178
UR  - https://pubmed.ncbi.nlm.nih.gov/14920199/
ID  - 14920199
ER  -