Bhoj Raj Singh, Dharmendra Kumar Sinha, Vinodh Kumar O.R, Abhijit M. Pawde, Ujjwal Kumar D.E and Vinod Kumar Gupta 2019. Comparative antimicrobial activity of pogostemon cablin (patchouli) essential oil (PEO) and conventional antimicrobials against clinically important microbes. World Journal of Pharmaceutical Sciences. 7, 8 (Aug. 2019), 47–65.