| EPI MS | Enhanced product ion mass spectrometry |
| GDS-15 | Geriatric Depression Scale-15 |
| LC-HRMS | Liquid chromatography coupled to high resolution mass spectrometry |
| LC-MRM-MS | Liquid chromatography coupled to multiple reaction monitoring mass spectrometry |
| MMSE | Mini-mental state exam |
| OHSU | Oregon Health & Science University |
| OSUMSC | Oregon State University Mass Spectrometry Center |
| UHPLC | Ultra-high performance liquid chromatography |
| WS | Withania somnifera |