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Hessin A, Hegazy R, Hassan A, Yassin N, Kenawy S.Hessin A, et al.Open Access Maced J Med Sci. 2015 Jun 15;3(2):195-201. doi: 10.3889/oamjms.2015.038. Epub 2015 Mar 31.Open Access Maced J Med Sci. 2015.PMID: 27275221Free PMC article.
Hassanen EI, Tohamy AF, Issa MY, Ibrahim MA, Farroh KY, Hassan AM.Hassanen EI, et al. Among authors: hassan am.Int J Nanomedicine. 2019 Nov 15;14:8905-8922. doi: 10.2147/IJN.S229461. eCollection 2019.Int J Nanomedicine. 2019.PMID: 31814719Free PMC article.
Hegazy R, Mansour D, Salama A, Hassan A, Saleh D.Hegazy R, et al.Ecotoxicol Environ Saf. 2021 Apr 9;216:112220. doi: 10.1016/j.ecoenv.2021.112220. Online ahead of print.Ecotoxicol Environ Saf. 2021.PMID: 33845363Free article.