the national institutes of health is part of the united states department of health and human services. it is their agency for research. there are 27 separate institutes and offices. each of them are for separate areas of health which they research. most of them are in bethesda, maryland. the nih made vaccines against hepatitis, haemophilus influenzae (hib) and human papillomavirus. the current director of the nih is francis collins since 2009.