TY  - RPRT
TI  - Developing exam for certification is scientific process.
AU  - C Applegeet
AU  - L Marbach
PY  - 1979
DO  - 10.1016/s0001-2092(07)66166-3
UR  - https://pubmed.ncbi.nlm.nih.gov/253578/
ID  - 253578
ER  -