[Co-infection of malaria and COVID-19 in patients admitted to the COVID Infectious Disease Department of the Libreville University Hospital Center].

The purpose of this study was to report the cases of co-infection of malaria and COVID-19, after systematic search for plasmodium in patients treated in the COVID Infectious Disease Department (SiCOV) of the Libreville University Hospital (LUH). We conducted a prospective, observational study in the LUH SiCOV from April to July 2020. Patients of both sexes, aged over 18 years, with positive Polymerase Chain Reaction (PCR) test for SARS-CoV-2 with thick blood smear result available, were included.

Hepatitis B Vaccination Coverage of Preschool Children in Libreville, Gabon: Prevalence and Determining Factors.

Objective: We aimed to assess hepatitis B vaccination coverage (vaccine coverage) among preschool children in Libreville, Gabon, and determine associated factors.

Methods: A cross-sectional study was done evaluating hepatitis B vaccination records, by cluster random sampling of children aged 4 months to 5 years from 5 medical centres.

Results: Of the 500 children (243 males) included, we found a hepatitis B vaccine coverage of 78.