TY  - RPRT
TI  - Coping with headache.
AU  - Rune Slettbakk
AU  - Christine Vaksdal Nilsen
AU  - Kirsti Malterud
PY  - 2006
DO  - 10.1080/02813430500404183
UR  - https://pubmed.ncbi.nlm.nih.gov/16464811/
ID  - 16464811
ER  -