National advocacy.
Hovland
Eric J
EJ
D004497:Education, Dental / Q000191:economics / Q000458:organization & administration*; D035082:Federal Government; D006801:Humans; D008119:Lobbying; D008145:Louisiana; D012575:Schools, Dental / Q000191:economics / Q000458:organization & administration*; D012953:Societies, Dental; D014146:Training Support; D014481:United States