TY - CPAPER TI - Classic phytochemical investigation of acid-base extracts of Withania somnifera roots PY - 2011 AU - Pavarini, D. P. AU - Ali, Z. AU - Khan, I. A. AU - Lopes, Norberto Peporine AU - Lopes, Joao Luis Callegari T2 - International Congress of Pharmaceutical Sciences (CIFARP) J2 - Abstracts PP - Ribeirão Preto PB - FCFRP, Associação Brasileira de Ciências Farmacêuticas ER -