Prevention! yes l cant agree less with you because actually that is the way to go. Africa is facing a lot of challenges especially in terms of resources both financial and human resources. its very thoughtful of you to wish to visit Africa/Nigeria and support in whatever little way you can, i must commend you for that and l must say that l cant wait to see you make it down here. Nigeria is a beautiful place to visti.Lets keep talking... you can reach me via my email drkomoo80@gmail.com . thanks for reaching out and follow me on this platform