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WULANDARI A, AYU ADS, RAHMAN F, KASMAWARDAH I, SAFITRI M, THAIBAH N, RAHMAN F, PUJIANTI N, SARI AR, LAILY N, ANGGRAINI L. CORRELATION LEVELS OF INCOME, KNOWLEDGE, EDUCATION, HISTORY OF DISEASES, AND ABILITY TO PAY (ATP) TOWARDS WILLING TO PAY (WTP) CONTRIBUTIONS. AJAHSS [Internet]. 29Dec.2021 [cited 27Nov.2022];4(2):27-4. Available from: https://ikppress.org/index.php/AJAHSS/article/view/7543