Vaccines against two big killers -- tuberculosis and pneumonia -- were launched among African children on Wednesday, both backed jointly by drugmakers and groups set up specifically to promote vaccination. Children in Rwanda lined up…to get Wyeth's…Prevnar vaccine…against the seven most common strains of Streptococcus pneumonia…a routine childhood jab in developed countries…Wyeth donated 3 million doses of vaccine for the program…The non-profit Aeras Global TB Vaccine Foundation, working with Oxford University, Britain's Wellcome Trust and the University of Cape Town, will vaccinate 2,784 babies who also received the current TB BCG vaccine…Oxford researchers are working with Emergent BioSolutions…to make the vaccine.