@misc{indiciae4257f093e40a, title = {Long-term anticoagulant therapy.}, author = {S SHAPIRO}, year = {1953}, doi = {10.1016/s0025-7125(16)34995-1}, url = {https://pubmed.ncbi.nlm.nih.gov/13086002/}, note = {Source identifier: 13086002} }