Vaccines for the developing world have long been of minor interest to pharmaceutical companies, for reasons of low expected profit margins. However, the non-profit www.oneworldhealth.org has been concentrating precisely on this topic for several years now. Besides, the World Health Organization run a programme on Neglected Tropical Diseases (www.who.int/neglected_diseases), and there is an Open Access Journal covering the same topic, PLoS Neglected Tropical Diseases (www.plosntds.org).