TY  - RPRT
TI  - A format for presenting enrollment and persistance figures.
AU  - G D White
AU  - L R Moore
AU  - M D Willman
DO  - 10.1097/00006199-196805000-00025
UR  - https://pubmed.ncbi.nlm.nih.gov/5184908/
ID  - 5184908
ER  -