RASHA E. EL-MEKAWY, and SRAA ABU-MELHA. “SYNTHESIS, REPRECIPITATION METHOD AND PHARMACOLOGICAL POTENCY OF FREE PORPHYRIN BASED NANOPARTICLES”. International Journal of Pharma and Bio Sciences, vol. 5, no. 4, Dec. 2014, pp. 501-15, https://ijpbs.net/index.php/journal/article/view/3687.