Factors associated with oral health knowledge, attitudes, and practices among legal guardians of preschool children in the Peruvian capital. - Vargas-Santivañez, Stephani; Ladera-Castañeda, Marysela; Briceño-Vergel, Gissela; Yarasca-Berrocal, Enrique; Hernández-Vergara, Cinthia; Huamani-Echaccaya, Jose; Cayo-Rojas, César (BMC Public Health, 2025)