"Medline; PMC" . "32669761" . . "2020-05-01"^^ . "32669761" . "Int J Yoga" . . . "10.4103/ijoy.ijoy_27_20" . . "cc-by-nc-sa" . . "Nagendra, HR" . . . . "Yoga for COVID-19" . "PMC7336947" .