Infection with the Puumala virus in pregnancy. Case report Partanen, S.; Kahanpää, K.; Peltola, J.; Lähdevirta, J. British Journal of Obstetrics and Gynaecology 97(3): 274-275 1990 0306-5456 10.1111/j.1471-0528.1990.tb01795.x https://eurekamag.com/research/031/911/031911606.php