There are many different types of health services providers ranging from medical doctors, obstetricians/gynecologists, and physician assistants, to nurse practitioners, licensed practical nurses, registered nurses, and advanced practice nurses, to pharmacists, and specialists. We provide medical assistance to people affected by conflict, epidemics, disasters, or exclusion from healthcare. We provide medical assistance to people affected by conflict, epidemics, disasters, or exclusion from healthcare. Our teams are made up of tens of thousands of health professionals, logistic and administrative staff - most of them hired locally. Our actions are guided by medical ethics and the principles of impartiality, independence and neutrality.