HHS.gov @HHSGov
#DYK ~30 million people in the United States are affected by #RareDiseases? Join @ncats_nih_gov’ Twitter chat on Feb. 24, 2–3 p.m. EST, to learn more! Tweet your questions using #NIHchat. Don’t forget to register for #RDDNIH: https://t.co/yrcpfXslcK. https://t.co/XFfarA4D57 — PolitiTweet.org