Ref1

https://www.researchgate.net/publication/275966288_TRA_DI_TIONAL_TEA_Avarekayi_FROM_Senna_Auriculata_L_ROXB_A_MUL_TI_PUR_POSE_UN_DER-UTI_LIZED_ME_DIC_I_NAL_PLANT_OF_IN_DIA