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Importance of internal and external validity in clinical research: comment on the article by Fatima et al

Yusuke Matsuo¹, Yoshie Yamada², Jun Miyata³

¹Tokyo Kyosai Hospital and Tokyo Medical and Dental University, Tokyo, Japan.

Arthritis & Rheumatology (Hoboken, N.J.)

|July 5, 2021

Abstract

No abstract available in PubMed .

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