@misc{indiciaebbc2af28dc24, title = {The modified amine hypothesis.}, author = {P Dalén and T Ljungberg and U Ungerstedt}, year = {1973}, doi = {10.1016/s0140-6736(73)91211-7}, url = {https://pubmed.ncbi.nlm.nih.gov/4123594/}, note = {Source identifier: 4123594} }