Press Release - Countries can now submit plans to introduce diphtheria, tetanus and pertussis (DTP)-containing vaccine boosters (DTP boosters) and the six-in-one hexavalent vaccine Gavi and partners are also working towards expanding the portfolio of offerings in 2024, including the hepatitis B birth dose and rabies vaccines Thabani Maphosa, Managing Director of Country Programmes Delivery, Gavi: "By continually expanding our vaccine portfolio, and targeting the children and communities most frequently left behind, we