TY - GEN AU - Osman,Ahmed TI - Contributions of Ibn Alnafis to the correct understanding of the circulation SN - 1476-5543 PY - 2020///0810 KW - Ductus Arteriosus, Patent KW - Humans KW - Infant, Newborn KW - Persistent Fetal Circulation Syndrome N1 - Publication Type: Letter; Comment UR - https://doi.org/10.1038/s41372-020-0610-8 ER -