Assessing goitre prevalence.
Zimmerman
M
M
D000349:Africa / Q000453:epidemiology; D002648:Child; D006043:Goiter, Endemic / Q000175:diagnosis* / Q000453:epidemiology; D006801:Humans; D015588:Observer Variation; D010173:Palpation; D015995:Prevalence; D013961:Thyroid Gland / Q000000981:diagnostic imaging*; D014463:Ultrasonography