bibliographic resource 567218 [br/567218]
https://w3id.org/oc/corpus/br/567218

is a

• document
• article

title

• Clinical trials: the challenge of recruitment and retention of participants

publication date

• 2010-01-01

contributor

• https://w3id.org/oc/corpus/ar/1737584
• https://w3id.org/oc/corpus/ar/1737585
• https://w3id.org/oc/corpus/ar/1737586

format

• https://w3id.org/oc/corpus/re/238374

identifier

• https://w3id.org/oc/corpus/id/891514
• https://w3id.org/oc/corpus/id/891516
• https://w3id.org/oc/corpus/id/891517

part of

• https://w3id.org/oc/corpus/br/525112