TY  - RPRT
TI  - Letter: The Sheffield protest.
AU  - P J Moorhead
AU  - M M Platts
PY  - 1976
DO  - 10.1016/s0140-6736(76)93109-3
UR  - https://pubmed.ncbi.nlm.nih.gov/56549/
ID  - 56549
ER  -