@misc{indiciae28f5c8b7631e, title = {Amniotic fluid acetylcholinesterase.}, author = {A Archibald and G Dale}, year = {1981}, doi = {10.1016/s0140-6736(81)91948-6}, url = {https://pubmed.ncbi.nlm.nih.gov/6109970/}, note = {Source identifier: 6109970} }