TY  - RPRT
TI  - Rapids, rafts, and rats.
AU  - E Wilkins
AU  - A Cope
AU  - S Waitkins
PY  - 1988
DO  - 10.1016/s0140-6736(88)92580-9
UR  - https://pubmed.ncbi.nlm.nih.gov/2899276/
ID  - 2899276
ER  -