List of Articles Shar Hassan Article 1 - Cumulative Effect of Mesenchymal Stem Cells and Heme Oxygenase-1 Inducer in Ameliorating Induced Liver Toxicity in Rats 10.22034/jchr.2020.1881598.1058 Ahmed Talaat Abd Elaziz Hanaa Mohamed Elzahed Shar Hassan Hassan Bahaa Eldin A. Khaled Eman H. Nadwa Journal of Chemical Health Risks , Issue 1 , Year , Winter 2020 Article 2 - Occupational Exposure to Heavy Metal Initiate Carcinogenesis Though BRAF/KRAS Over Expression and DNA Methylation 10.22034/jchr.2020.1883307.1066 Ahmed Talaat Abd Elaziz Hanaa Mohamed Elzahed Shar Hassan Ahmed Wael Fathy Journal of Chemical Health Risks , Issue 2 , Year , Spring 2020 Article 3 - The Correlation Between Vitamin D Deficiency and Vitamin D Receptor Polymorphisms and The Frequency of Type 2 Diabetes Mellitus Complications Among Egyptian Patients 10.22034/jchr.2021.1892030.1097 Sahar H. Ahmed Khaled E. Foad Amer E. Ahmed Nagla U. Mohamed Dina Sabry Journal of Chemical Health Risks , Issue 5 , Year , Winter 2021