Gaya APA

ASTRUP, G, L. et al (2015). Changes in and predictors of pain characteristics in patients with head and neck cancer undergoing radiotherapy . Washington DC: IASP.

Gaya MLA

ASTRUP, Guro, Lindviksmoen. et al. "Changes in and predictors of pain characteristics in patients with head and neck cancer undergoing radiotherapy". Washington DC: IASP, 2015. Artikel.