id	keyword
chd-224	et al
chd-224	thyroid cancer
chd-224	risk
chd-224	disparities
chd-224	health
chd-224	incidence
chd-224	americans
chd-224	research
chd-224	groups
chd-224	cancer incidence
chd-224	cancer health
chd-224	factors
chd-224	study
chd-224	united
chd-224	states
chd-224	women
chd-224	health disparities
chd-224	patients
chd-224	non
chd-224	studies
chd-224	european
chd-224	iodine
chd-224	differences
chd-224	african
chd-224	prevalence