id	keyword
dpc-1352	supplements
dpc-1352	pmid
dpc-1352	doi
dpc-1352	selenium
dpc-1352	vitamin
dpc-1352	risk
dpc-1352	skin
dpc-1352	cancer
dpc-1352	hair
dpc-1352	use
dpc-1352	effects
dpc-1352	drug
dpc-1352	nail
dpc-1352	review
dpc-1352	dose
dpc-1352	fda
dpc-1352	dermatol