Individual, community and maternal care level determinants of stillbirth in Madhesh province, Nepal: a hierarchical logistic regression analysis - Dipendra Kumar Yadav; Prakash Sharma; Jitendra Kumar Singh; Niranjan Shrestha; Arun Kumar Koirala; Ramchandra Sinha; Amar Nagila; Bhoopendra Sharma; Santosh Kumar Gupta; Rajesh Kumar Yadav; Prabin Sharma; Saroj Yadav (International Journal of Public Health Asia Pacific, 2026)