“Heavy Metal and HPTLC Fingerprint Analysis of Siddha Drug, Pun Podi Prepared from Datura Metel: Piratheepkumar R.1, Amal Wageesha N.D.2 and Sivakanesan R.3”. 2025. Sri Lanka Journal of Indigenous Medicine (SLJIM) 9 (2):884-96. http://sljim.fim.cmb.ac.lk/journal/index.php/sljim/article/view/155.