Garcia-Fernandez de Villalta, Marta Greater efforts are needed to ensure that children with complex medical conditions are properly vaccinated. [electronic resource] - Acta paediatrica (Oslo, Norway : 1992) 02 2020 - 422-423 p. digital Publication Type: Journal Article ISSN: 1651-2227 Standard No.: 10.1111/apa.15042 doi Subjects--Topical Terms: ChildHumansImmunization ProgramsInfantVaccination