contribution: original concept, literature review, collected data, wrote the first draft
position: Consultant paediatrician, Head of department
Consultant paediatrician, neonatologist, paediatric gastroenterologist, Master of International Health (Curtin), FRCPCH (UK). Chairman of the German Association of Tropical Paediatrics. Working, teaching and research experience in Germany and Tanzania. Research interests: neonatal, child and maternal health, nutrition, infectious diseases, rural health, quality of health care.