Early life bereavement and childhood cancer: a nationwide follow-up study in two countries

: Momen N, Olsen J, Gissler M, Cnattingius S, Li J

: 2013

 BMJ Open

: e002864

: 5

: 3

: 7

: 2044-6055

DOI: https://doi.org/10.1136/bmjopen-2013-002864