TY  - RPRT
TI  - Simplified procedure for combined heard study.
AU  - H L GADBOYS
AU  - S B ROY
AU  - J W DOW
PY  - 1957
DO  - 10.1097/00000658-195711000-00019
UR  - https://pubmed.ncbi.nlm.nih.gov/13479055/
ID  - 13479055
ER  -