{"query":{"prefix":"clinicaltrials","identifier":"NCT00222573"},"providers":{"default":"https://www.clinicaltrials.gov/study/NCT00222573","bioregistry":"https://bioregistry.io/clinicaltrials:NCT00222573","miriam":"https://identifiers.org/clinicaltrials:NCT00222573","n2t":"https://n2t.net/clinicaltrials:NCT00222573","bio2rdf":"http://bio2rdf.org/clinicaltrials:NCT00222573","smartpatients":"https://www.smartpatients.com/trials/NCT00222573"}}