Al-Timimi, Ghassaq, Sabeeh Al-Mashhadani, and Makram Al-Waiz. 2007. “Doxycycline In Pityriasis Rosea: Placebo- Controlled Clinical Trial”. Journal of the Faculty of Medicine Baghdad 49 (1): 130-34. https://doi.org/10.32007/jfacmedbagdad.4911434.