Out-of-season increase of puerperal fever with group A Streptococcus infection: a case–control study, Netherlands, July to August 2018
van den Boogaard, Jossy and Hahné, Susan JM and te Wierik, Margreet JM and Knol, Mirjam J and Balasegaram, Sooria and de Gier, Brechje, Eurosurveillance, 25, 1900589 (2020), https://doi.org/10.2807/1560-7917.ES.2020.25.40.1900589