TY  - RPRT
TI  - An aortic valve with four leaflets.
AU  - Y Sakai
AU  - H Tomita
AU  - S Ukae
PY  - 2000
DO  - 10.1017/s1047951100008246
UR  - https://pubmed.ncbi.nlm.nih.gov/11049131/
ID  - 11049131
ER  -