Subjective well-being, happiness, and environmental health factors related to women planning a pregnancy or pregnant, using mobile health intervention. - Ortega-García JA; Sánchez-Sauco MF; Zafra-Rodríguez JA; Cabrera-Rivera LT; Díaz-Martínez F; Llegus-Santiago EM; Delgado-Marín JL; Orenes-Piñero E; Kloosterman N; Bach A; Ojeda-Sánchez C; Ramis R (Digital health, 2023)