1. Pharmacological Management of Bronchorrhea in Malignant Disease: A Systematic Literature Review 
Constanze Rémi, MSc, Jan Rémi, MD, Claudia Bausewein, PhD, MD, MSc 
Journal of Pain and Symptom Management 
Volume 51, Issue 5, Pages (May 2016)
DOI: /j.jpainsymman
Copyright © 2016 American Academy of Hospice and Palliative Medicine Terms and Conditions

2. Fig. 1
Flow of information through the review process. aIncludes two articles in Japanese; quality of auto translation did not allow to include articles into review.
Adapted from the study by Liberati et al.13
Journal of Pain and Symptom Management  , DOI: ( /j.jpainsymman )
Copyright © 2016 American Academy of Hospice and Palliative Medicine Terms and Conditions