American Conference of Governmental Industrial Hygienists: low threshold of credibility.
Castleman
B I
BI
Ziem
G E
GE
D016265:Conflict of Interest; D004282:Documentation; D006077:Government Agencies / Q000458:organization & administration; D006801:Humans; D007221:Industry; D008452:Maximum Allowable Concentration; D009784:Occupational Diseases / Q000139:chemically induced; D016272:Occupational Health; D009787:Occupational Medicine / Q000458:organization & administration; D014116:Toxicology; D014481:United States; D014489:United States Occupational Safety and Health Administration