@misc{indiciaeaf82d1a83714, title = {"Cough drops".}, author = {Laszlo Littmann and Richard F Miller and Steven S Humphrey}, year = {2002}, doi = {10.1046/j.1540-8167.2002.00198.x}, url = {https://pubmed.ncbi.nlm.nih.gov/11900300/}, note = {Source identifier: 11900300} }