Matthews BD, Patil AS, Doshi GM. Gas Chromatography?Mass Spectrometry Elucidation and Antipsoriatic Activity on Developed Herbal Formulations from Carissa congesta, Catharanthus roseus, Annona squamosa, and Polyalthia longifolia Plant Extracts. Pharmacognosy Research. 2020;12(2):163-168.