BibTex format
@inproceedings{Timmerman:2003,
author = {Timmerman, D and Condous, G and Okaro, E and Khalid, A and Alkatib, M and Rao, S and Lu, C and Van, Huffel S and Bourne, T},
pages = {160--160},
publisher = {OXFORD UNIV PRESS},
title = {Pregnancies of unknown location: how accurate is subjective assessment of biochemistry? An analysis of interobserver variability and experience},
url = {https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000208316000460&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=a2bf6146997ec60c407a63945d4e92bb},
year = {2003}
}