@misc{indiciae1886c8609813, title = {Vasa Praevia.}, author = {S P Quek and K L Tan}, year = {1972}, doi = {10.1111/j.1479-828x.1972.tb00503.x}, url = {https://pubmed.ncbi.nlm.nih.gov/4511749/}, note = {Source identifier: 4511749} }