TY - BOOK AU - Kavya S Krishna TI - Efficacy of Asvagandha- Withania somnifera(Linn.) Dunal root extract in post covid fatigue syndrome: A single -blinded randomized placebo-controlled study U1 - 615 PY - 2023/// CY - Kottakkal PB - Dept.of Dravyaguna vijnana V P S V Ayurveda college ER -