TY  - RPRT
TI  - Studying the relationship between change and initial value in longitudinal studies.
AU  - G O Zerbe
AU  - M C Wu
AU  - D M Zucker
DO  - 10.1002/sim.4780130536
UR  - https://pubmed.ncbi.nlm.nih.gov/8023048/
ID  - 8023048
ER  -