Assessing vaccine-induced immunity against pneumococcus, hepatitis A and B over a 9-year follow-up in pediatric liver transplant recipients: A nationwide retrospective study - Temisan Gold; Renato Gualtieri; Klara Posfay-Barbe; Barbara E. Wildhaber; Valérie McLin; Geraldine Blanchard-Rohner (American Journal of Transplantation, 2024)