Digital Index of The Fingers with Digital Clubbing: An objective measurement to diagnose clubbed finger. Jurnal Respirologi Indonesia, [S. l.], v. 39, n. 3, p. 196–203, 2019. DOI: 10.36497/jri.v39i3.65. Disponível em: http://www.jurnalrespirologi.org/index.php/jri/article/view/65. Acesso em: 4 jul. 2025.