Households willingness to join and pay for community-based health insurance: implications for designing community-based health insurance based on economic Status in Ethiopia - Zewdie Birhanu; Morankar Sudhakar; Mohammed Jemal; Desta Hiko; Shabu Abdulbari; Bikiltu Abdisa; Badassa Wolteji Chala; Getnet Mitike; Tigist Astale; Nimona Berhanu (PLoS ONE, 2025)