TY  - RPRT
TI  - Long-term backache after childbirth. Study should have been randomised.
AU  - B A Loughnan
AU  - H Gordon
AU  - A O Frank
PY  - 1996
DO  - 10.1136/bmj.313.7059.755b
UR  - https://pubmed.ncbi.nlm.nih.gov/8819470/
ID  - 8819470
ER  -