by Mohamed Mahgoub, Fatma, Mohamed Hefnawy, Ahmed
Published in Open journal of physical chemistry (2012)

by Amr, Wesam M., AbdelBari, Amr, Mihedi Alfirjani, Nour Alddeen Alhadi, El Hefnawy, Ahmed Shafik Mohamed
Published in The Egyptian journal of hospital medicine (01.04.2023)

by yassin, Mahmoud, Abdelghani, Amr A., Elaidy, Mostafa M, El Hefnawy, Ahmed Shafik Mohamed
Published in The Egyptian journal of hospital medicine (01.10.2022)

by Amr, Wesam M, Amr Abdel Bari, Nour Alddeen Alhadi Mihedi Alfirjani, Ahmed Shafik Mohamed El Hefnawy
Published in NeuroQuantology (01.01.2022)

by Amr, Wesam M, Amr Abdel Bari, NourAlddeen Alhadi Mihedi Alfirjani, Ahmed Shafik Mohamed El Hefnawy
Published in NeuroQuantology (01.01.2022)

by Hefnawy, Hagar Saeed Ahmed Mohamed
Published in Majallat al-ʻimārah wa-al-funūn wa-al-ʻulūm al-insānīyah (01.07.2021)

by Hefnawy, Hagar Sa’eed Ahmed Mohamed, Abd El-Aal, Eman Mohamed Anees
Published in Majallat al-ʻimārah wa-al-funūn wa-al-ʻulūm al-insānīyah (01.01.2018)

by Hefnawy , Hagar Sa'eed Ahmed Mohamed, Abd El-Aal , Eman Mohamed Anees
Published in Majallat al-ʻimārah wa-al-funūn wa-al-ʻulūm al-insānīyah (2018)