Ona McCarthyVeronica Osorio CalderonShelly MakleffSilvia HuaynocaBaptiste LeurentPhil EdwardsJhonny López GallardoCaroline Free2026-03-222026-03-22201710.2196/resprot.8679https://doi.org/10.2196/resprot.8679https://andeanlibrary.org/handle/123456789/45789Citaciones: 15ClinicalTrials.gov NCT02905526; https://clinicaltrials.gov/ct2/show/NCT02905526 (Archived by WebCite at http://www.webcitation.org/6vT0yIFfN).enFamily planningMedicineIntervention (counseling)Reproductive healthPopulationUnintended pregnancyFertilityRandomized controlled trialFamily medicinePillAn Intervention Delivered by App Instant Messaging to Increase Acceptability and Use of Effective Contraception Among Young Women in Bolivia: Protocol of a Randomized Controlled Trialarticle