Effect of Sustained-Release Morphine for Refractory Breathlessness in Chronic Obstructive Pulmonary Disease on Health Status: A Randomized Clinical Trial.
JAMA Intern Med. 2020 Oct 1;180(10):1306-1314. doi: 10.1001/jamainternmed.2020.3134.
JAMA Intern Med. 2020.
PMID: 32804188
Free PMC article.
Clinical Trial.