Method
Relevant articles in the PubMed and EMBASE databases were identified using the following keywords: 'pain', 'neuropathy', 'depression', 'antidepressants', 'resistance' and/or 'pharmacogenetics.' We limited our search to English language studies published in peer-reviewed journals. Additional publications were identified from review articles.[52–73]
Personalized Medicine. 2015;12(2):163-175. © 2015 Future Medicine Ltd.