Popularizing the toothbrush.
Fee
Elizabeth
E
History of Medicine Division, National Library of Medicine, National Institutes of Health, Building 38, Room 1E21, 8600 Rockville Pike, Bethesda, MD 20894, USA. elizabeth_fee@nlm.nih.gov
Brown
Theodore M
TM
D002648:Child; D019140:Dental Care for Children / Q000266:history*; D003756:Dental Hygienists / Q000266:history; D049673:History, 20th Century; D006801:Humans; D014099:Toothbrushing / Q000266:history*; D014481:United States