Methodological Challenges When Comparing Demographic and Clinical Characteristics of International Observational Registries
Publisher: John Wiley & Sons Inc
E-ISSN: 2151-4658|67|12|1637-1645
ISSN: 2151-464x
Source: ARTHRITIS CARE AND RESEARCH, Vol.67, Iss.12, 2015-12, pp. : 1637-1645
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Abstract