@article{4b87a592ada145beb97e60180797002c,
title = "Point-of-care ultrasound identifi cation of yolk stalk sign in a case of failed fi rst trimester pregnancy",
author = "Josie Acu{\~n}a and Sana Rukh and Srikar Adhikari",
year = "2018",
doi = "10.5847/wjem.j.1920-8642.2018.02.012",
language = "English (US)",
volume = "9",
pages = "149--151",
journal = "World Journal of Emergency Medicine",
issn = "1920-8642",
publisher = "Second Affiliated Hospital, Zhejiang University School of Medicine",
number = "2",
}