TY  - RPRT
TI  - Preweaning mortality.
AU  - J P Vaillancourt
AU  - R C Tubbs
PY  - 1992
DO  - 10.1016/s0749-0720(15)30711-8
UR  - https://pubmed.ncbi.nlm.nih.gov/1446277/
ID  - 1446277
ER  -