Using a new technique researchers have found a way to sequence the entirety of any genome for just $10,000 thereby significantly lowering costs and as a first have sequenced the complete genome of the Aedes agypti mosquito which spreads the Zika virus.

https://qz.com/941325/faster-cheaper-genome-sequencing-gives-scientists-new-ways-of-stopping-zikas-spread/

A new rotavirus vaccine that does not require refrigeration has been found to be successful in preventing most cases of potentially fatal diarrhea in a randomized, placebo-controlled trial in Niger, funded by Médecins sans Frontières, that could save the lives of almost 500,000 children a year

https://www.theguardian.com/global-development/2017/mar/22/rotavirus-vaccine-could-save-lives-of-almost-500000-children-a-year