title: Volunteer or family/replacement donations: are the tides changing?
authors.forename: D N
authors.initials: DN
authors.lastname: Mbanya
authors.forename: F
authors.initials: F
authors.lastname: Feunou
authors.forename: Tagny C
authors.initials: TC
authors.lastname: Tayou
mesh_terms: D000293:Adolescent; D000328:Adult; D001782:Blood Donors / Q000706:statistics & numerical data*; D001803:Blood Transfusion / Q000191:economics; D005190:Family; D006514:Hepatitis B Surface Antigens / Q000097:blood; D006801:Humans; D008875:Middle Aged; D012449:Safety; D014838:Volunteers
chemical_list: D006514:Hepatitis B Surface Antigens