%0 Journal Article
%T Pain Intensity Factors Changing Breakthrough Pain Prevalence in Patients with Advanced Cancer: A Secondary Analysis of a Cross-Sectional Observational International Study
%A Anne Kari Knudsen
%A Cinzia Brunelli
%A Erik Torbj£¿rn L£¿hre
%A Marianne Jensen Hjermstad
%A P£¿l Klepstad
%A Stein Kaasa
%J Archive of "Pain and Therapy".
%D 2018
%R 10.1007/s40122-018-0107-8
%X Patient characteristics (n£¿=£¿696
%K Background pain
%K Breakthrough pain
%K Cancer pain
%K Pain classification
%U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6251829/