TY  - RPRT
TI  - A research database for improved data management and analysis in longitudinal studies.
AU  - R A Bielefeld
AU  - T S Yamashita
AU  - E F Kerekes
AU  - E Ercanli
AU  - L T Singer
UR  - https://pubmed.ncbi.nlm.nih.gov/7596250/
ID  - 7596250
ER  -