[1] Uppsala Univ, Dept Scandinavian Languages, Uppsala, Sweden
[2] Uppsala Univ, Dept Womens & Childrens Hlth, Healthcare Sci & Ehlth, Uppsala, Sweden
[3] Marie Cederschiold Univ, Dept Hlth Care Sci, Stockholm, Sweden
[4] Uppsala Univ, Dept Womens & Childrens Hlth, Healthcare Serv & Ehlth, Sjukhusvagen 7, S-75309 Uppsala, Sweden