The Agreement Level of Colorimetric Indicator Paper and pH Meter Examination Compared to Urine Analyzer in Measuring Exudative Pleural Effusion Fluid pH. Jurnal Respirologi Indonesia, [S. l.], v. 46, n. 2, 2026. DOI: 10.36497/jqq7dj53. Disponível em: http://www.jurnalrespirologi.org/index.php/jri/article/view/1086. Acesso em: 1 may. 2026.