Carrigan G, Bradbury BD, Brookhart MA, Capra WB, Chia V, Rothman KJ, Sarsour K, Taylor MD, Brown JS. External comparator groups derived from real-world data used in support of regulatory decision making: use cases and challenges. Curr Epidemiol Rep. 2022 Dec;9:326-37. doi: 10.1007/s40471-022-00305-9
Margulis AV, Anthony M, Rivero-Ferrer E. Drug safety in pregnancy: review of study approaches requested by regulatory agencies. Curr Epidemiol Rep. 2019 Sep;6(3):380-9. doi: 10.1007/s40471-019-00212-6
Andrews EB, Margulis AV, Tennis PS, West SL. Opportunities and challenges in using epidemiologic methods to monitor drug safety in the era of large automated health databases. Curr Epidemiol Rep. 2014 Oct 12;1(4):194-205.
Webster AJ, Saville C, Church BM, Gnanasakthy A, Moss R. Some effects of different rearing systems on health, cleanliness and injury in calves. Vet J. 1985 Sep;141(5):472-83.
Webster AJ, Saville C, Church BM, Gnanasakthy A, Moss R. The effect of different rearing systems on the development of calf behaviour. Vet J. 1985 May;141(3):249-64.