Nazim Khan

Variations in the organisation of and outcomes from Early Pregnancy Assessment Units: the VESPA mixed-methods study

G. Barrett, J. Stephenson, G. Ambler, 2020 .

Differences in the organisation of early pregnancy units and the effect of senior clinician presence, volume of patients and weekend opening on emergency hospital admissions: Findings from the VESPA Study

G. Barrett, J. Stephenson, G. Ambler, 2021, PloS one.