[Serum iron concentration in malnourished children from an urban and rural area in Democratic Republic of the Congo].

Introduction: malnutrition (protein energy malnutrition, vitamin deficiency) contributes to anemia. At the same time, iron-deficiency anemia is one of the most common nutritional disorders in the world, especially in developing countries. This study aims to determine iron concentrations in malnourished children aged 6 -59 months and factors associated with variation in iron levels.

[Sexual behaviour of the school-going youth in the city of Likasi, Democratic Republic of Congo].

Introduction: Numerous studies on sexuality conducted in sub-Saharan Africa report an increase in sexual activity among single young people. Adolescent population begins sexual activity earlier, has unstable relationships and multiple partners according to the proximity to the members of their households. This study aims to determine the prevalence of sexually active youth and to evaluate the factors influencing sexual behavior.

[Clinical signs of malnutrition in children living around a mining area: a case study in the city of Lubumbashi and its surrounding].

Introduction: Malnutrition remains to this day a major public health problem, particularly in developing countries. This study aimed to determine the clinical signs observed in malnourished children admitted to a care unit.

Methods: This is a descriptive cross-sectional study, conducted from July 2013 to December 2014.

[Trace elements in serum of malnourished and well-nourished children living in Lubumbashi and Kawama].

Introduction: The role of trace metals elements in human nutrition can no longer be ignored. Deficiency caused by inadequate dietary intake, secondary deficiencies often under - estimated, and iatrogenic deficiencies lead to pathologies such as infections and others. For this reason their dosages are particularly important to assess disease severity and to facilitate early treatment or improve patient's diet.