Musfiah Afiati Mufli, Salida, A. and Taufiq, M. 2024. COMPARATIVE ANALYSIS OF PROFITABILITY BEFORE AND DURING COVID-19 IN HEALTH SUB-SECTOR COMPANIES LISTED ON THE INDONESIAN STOCK EXCHANGE: Covid-19, Kinerja Keuangan, Profitabilitas, Net Profit Margin, Return On Asset, Return On Equity. Paser Institute Of Accounting and Finance. 2, 1 (Jun. 2024), 127–137.