@misc{indiciae46dc34319466, title = {Closing volume.}, author = {L Newberg and J G Jones and J A Nadel}, year = {1972}, doi = {10.1016/s0140-6736(72)92986-8}, url = {https://pubmed.ncbi.nlm.nih.gov/4118705/}, note = {Source identifier: 4118705} }