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APA Citation
Ismail, K. M. K., Paschetta, E., Papoutsis, D., & Freeman, R. M. (2015). perineal support and risk of obstetric anal sphincter injuries: a Delphi survey. Acta obstetricia et gynecologica Scandinavica, 94, 165–174. http://access.bl.uk/ark:/81055/vdc_100025017866.0x00001b