title: Vaccine trials and ethics.
authors.forename: A J
authors.initials: AJ
authors.lastname: Hall
mesh_terms: D002986:Clinical Trials as Topic; D003362:Cost-Benefit Analysis; D003906:Developing Countries; D004992:Ethics, Medical; D005714:Gambia; D006192:Haemophilus Infections / Q000517:prevention & control; D018073:Haemophilus Vaccines / Q000191:economics; D006291:Health Policy; D006801:Humans; D018410:Pneumonia, Bacterial / Q000517:prevention & control; D011634:Public Health
chemical_list: D018073:Haemophilus Vaccines