PubMed:11527754 / 299-492
Annnotations
PMID_GLOBAL
{"project":"PMID_GLOBAL","denotations":[{"id":"T3","span":{"begin":0,"end":193},"obj":"Sentence"}],"text":"For example, many exposures to magnetic fields could be reduced at little or no cost but are not considered seriously, owing to the uncertainty of risk and the concern to avoid false positives."}