TY  - RPRT
TI  - Movable partitions: methodological problems in assessing improvement in neonatal mortality.
AU  - S M Berman
PY  - 1985
DO  - 10.1093/oxfordjournals.aje.a114113
UR  - https://pubmed.ncbi.nlm.nih.gov/4014220/
ID  - 4014220
ER  -