The role of the electrocardiogram in the recognition of cardiac transplant rejection: A systematic review and meta-analysis.

Background: In cardiac transplant recipients, the electrocardiogram (ECG) is a noninvasive measure of early allograft rejection. The ECG can predict an acute cellular rejection, thus shortening the time to recognition of rejection. Earlier diagnosis has the potential to reduce the number and severity of rejection episodes.

Assessment of breast cancer risk among Iraqi women in 2019.

Background: Breast cancer is one of the most common cancers among women worldwide and the leading cause of death among Iraqi women. Breast cancer cases in Iraq were found to have increased from 26.6/100,000 in 2000 to 31.

Yemen's triple emergency: Food crisis amid a civil war and COVID-19 pandemic.

Yemen has been termed as the world's worst humanitarian crisis by the United Nations. About 20.1 million (more than 50% of population) Yemenis are facing hunger and 10 million are severely food insecure according to reports by the World Food Programme.

Drug supply shortage in Nigeria during COVID-19: efforts and challenges.

The COVID-19 pandemic has resulted in massive disruptions in global supply chains. Nigeria is particularly vulnerable with respect to pharmaceuticals since there is reduced local production and about 70% of the drug supply is imported creating a huge supply-demand disparity particularly in times like COVID-19. Nigeria is in need of huge quantities of quality-assured health commodities to effectively respond to the pandemic.

The Hajj and COVID-19: How the Pandemic Shaped the World's Largest Religious Gathering.

The Hajj pilgrimage, one of the five pillars of Islam, is held in Saudi Arabia in the second week of Dhu'l-Hijjah, the last month of the Islamic calendar. It is one of the world's largest mass gatherings, constituting more than 2.5 million Muslim pilgrims from more than 180 countries.