TY  - RPRT
TI  - Unsolved problems in the cholinergic nervous system.
AU  - J R Cooper
PY  - 1994
DO  - 10.1046/j.1471-4159.1994.63020395.x
UR  - https://pubmed.ncbi.nlm.nih.gov/8035169/
ID  - 8035169
ER  -