[Therapeutic and preventive vaccine against HIV problems and the necessity to develop one].

The development of therapeutic and preventive vaccines would be an essential accomplishment needed to control the spread of HIV and is an absolute necessity in developing countries. The vaccines developed by Spanish groups in centers in our country are found to be among the most promising in the world. The upcoming work by the Spanish Group "RIS" on Therapeutic and Preventive Vaccines might place Spanish professionals in the front line in the international fight against AIDS.