Pediatric advance care planning: a mixed-methods evaluation of documentation and sharing in current practice. - Tooten S; Hermens RPMG; Verhoeven M; Vierhoven EM; Boulakhrif F; Reintjes JM; Willemsen MAAP; Aris-Meijer JL; Fahner JC; Engel M; Kars MC; Ahout IML; et al. (BMC palliative care, 2026)