DuBrock HM, Nathan SD, Reeve BB, Kolaitis NA, Mathai SC, Classi PM, Nelsen AC, Olayinka-Amao B, Norcross LN, Martin SA. Pulmonary hypertension due to interstitial lung disease or chronic obstructive pulmonary disease: a patient experience study of symptoms and their impact on quality of life. Pulm Circ. 2021 Apr 1;11(2):204589402. doi: 10.1177/20458940211005641
Dysktra LA, Granger AL. Interactions between the delta agonist SNC80, and the mu agonists, morphine, buprenorphine, and butorphanol in squirrel monkeys. Nida Res Monogr. 2000;180:65.
Gfroerer J, Lessler J, Parsley (Edwards) T. Studies of nonresponse and measurement error in the national household survey on drug abuse. Nida Res Monogr. 1997;167:273-95.