TY  - RPRT
TI  - A quantitative index for evaluating patient care with longitudinal data.
AU  - M K Chen
AU  - G L Yang
PY  - 1979
DO  - 10.1093/ije/8.3.265
UR  - https://pubmed.ncbi.nlm.nih.gov/536097/
ID  - 536097
ER  -