TY  - RPRT
TI  - Letter: Selenium and neonatal death.
AU  - U M Cowgill
PY  - 1976
DO  - 10.1016/s0140-6736(76)91669-x
UR  - https://pubmed.ncbi.nlm.nih.gov/56640/
ID  - 56640
ER  -