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Knight M, Bunch K, Vousden N, Morris E, Simpson N, Gale C, O'Brien P, Quigley M, Brocklehurst P, Kurinczuk JJ; UK Obstetric Surveillance System SARS-CoV-2 Infection in Pregnancy Collaborative Group.Knight M, et al.BMJ. 2020 Jun 8;369:m2107. doi: 10.1136/bmj.m2107.BMJ. 2020.PMID: 32513659Free PMC article.
Knight M, Plugge E.Knight M, et al.BMC Public Health. 2005 Oct 17;5:111. doi: 10.1186/1471-2458-5-111.BMC Public Health. 2005.PMID: 16229740Free PMC article.Review.