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History
- Published online January 8, 2021.
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Copyright: © Saudi Medical Journal This is an open-access article distributed under the terms of the Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Author Information
- Yahia A. Raja’a,
- Hashim M. Assiragi,
- Ali A. Abu Luhom,
- Abu Bakr S. Mohammed,
- Mohammed H. Albahr,
- Mohammed A. Ashaddadi and
- AbdulRahman N. Al Muflihi
- Department of Community Medicine, Faculty of Medicine and Health Sciences, Sana'a University, PO Box 2058, Sana'a, Republic of Yemen. Tel. 967 1 234440 Fax. 967 1 234410 email: (yahiarajaa{at}hotmail.com)
- Department of Community Medicine, Faculty of Medicine and Health Services, Sana'a University, Republic of Yemen.
- Department of Community Medicine, Faculty of Medicine and Health Services, Sana'a University, Republic of Yemen.
- Department of Community Medicine, Faculty of Medicine and Health Services, Sana'a University, Republic of Yemen.
- Department of Community Medicine, Faculty of Medicine and Health Services, Sana'a University, Republic of Yemen.
- Department of Community Medicine, Faculty of Medicine and Health Services, Sana'a University, Republic of Yemen.
- Department of Community Medicine, Faculty of Medicine and Health Services, Sana'a University, Republic of Yemen.