Name Info Provider Link
free resource Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S2352-7218(23)00266-8
Insomnia free resource MedlinePlus Health Information https://medlineplus.gov/insomnia.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=38092639.ui
subscription/membership/fee required ClinicalKey https://www.clinicalkey.com/content/playBy/pii?v=S2352-7218(23)00266-8