@misc{indiciaef2fd16b2fa38, title = {Letter: Sickle cell screening programs.}, author = {D L Wethers}, year = {1973}, doi = {10.1016/s0022-3476(73)80348-8}, url = {https://pubmed.ncbi.nlm.nih.gov/4768930/}, note = {Source identifier: 4768930} }