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You searched for: Author/Creator Chohan, B.

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5. OC01.04: A multicentre trial on the performance of a two‐step triage protocol based on initial serum progesterone and serial hCG used to manage pregnancies of unknown location (PUL). (15th October 2018)

6. OC08.06: *Updating and improving the M6 pregnancy of unknown location risk prediction model with clinical variables. (14th September 2022)

7. OC09.04: Assessing progesterone cut‐off levels in pregnancies classified as a pregnancy of unknown location using transvaginal ultrasonography. (15th October 2020)

8. OC13.01: The role of progesterone for the prediction of viability in pregnancies of unknown location (PUL): a multicentre study. (September 2016)

9. OC16.01: The role of human chorionic gonadotrophin and transvaginal ultrasound in pregnancies of unknown location beyond 48 hours. (30th September 2019)

10. OC16.04: External validation of the M6 model and the two‐step triage system for pregnancies of unknown location. (30th September 2019)