TY  - RPRT
TI  - Birth order and multiple sclerosis.
AU  - J Cripps
AU  - A Rudd
AU  - G C Ebers
PY  - 1982
DO  - 10.1111/j.1600-0404.1982.tb06854.x
UR  - https://pubmed.ncbi.nlm.nih.gov/7136496/
ID  - 7136496
ER  -