title: Walter Rogers Johnson, early government consultant.
authors.affiliation: National Institutes of Health
authors.forename: W D
authors.initials: WD
authors.lastname: Miles
mesh_terms: D002621:Chemistry / Q000193:education / Q000266:history; D003032:Coal Mining / Q000191:economics / Q000193:education / Q000266:history; D003253:Consultants / Q000266:history / Q000523:psychology; D004219:District of Columbia / Q000208:ethnology; D035082:Federal Government / Q000266:history; D006077:Government Agencies / Q000191:economics / Q000266:history / Q000331:legislation & jurisprudence; D049672:History, 19th Century; D017056:Medical Laboratory Personnel / Q000193:education / Q000266:history / Q000523:psychology; D008669:Metallurgy / Q000191:economics / Q000193:education / Q000266:history; D012108:Research Personnel / Q000193:education / Q000266:history / Q000523:psychology; D013672:Technology / Q000191:economics / Q000193:education / Q000266:history