Stock, S., Moore, E., Calvert, C., Carruthers, J., Denny, C., Donaghy, J., Hillman, S., Hopcroft, L., Hopkins, L., Goulding, A., Lindsay, L., McLaughlin, T., Taylor, B., Auyeung, B., Katikireddi, S., McCowan, C., Ritchie, L., Rudan, I., Simpson, C., Robertson, C., Sheikh, A. & Wood, R. 2022, 'Pregnancy outcomes following SARS-CoV-2 infection in Delta and Omicron dominant periods in Scotland: A population-based cohort study', The Lancet Respiratory Medicine. https://doi.org/10.1016/S2213-2600(22)00360-5