Efficacy and safety of nintedanib in Japanese patients with early-stage idiopathic pulmonary fibrosis: a study protocol for an observational study.
Noriho SakamotoNaoki HamadaMasaki OkamotoKazunori TobinoHidenori IchiyasuHiroshi IshiiKazuya IchikadoShimpei MorimotoNaoki HosogayaHiroshi MukaePublished in: BMJ open (2021)
UMIN000038192.