Physicochemical Stability and Biological Activity of Withania somnifera Extract under Real-Time and Accelerated Storage Conditions - Patil, Dada; Gautam, Manish; Jadhav, Umesh; Mishra, Sanjay; Karupothula, Suresh; Gairola, Sunil; Jadhav, Suresh; Patwardhan, Bhushan (Planta Medica, 2010)