| Name | Info | Provider | Link |
|---|---|---|---|
| subscription/membership/fee required | Elsevier Science | https://linkinghub.elsevier.com/retrieve/pii/S1556-407X(24)00014-6 | |
| Cough | free resource | MedlinePlus Health Information | https://medlineplus.gov/cough.html |
| subscription/membership/fee required | ClinicalKey | https://www.clinicalkey.com/content/playBy?issn=&vol=19&issue=2&pgfirst=239 |