Table 1 Search terms for the inclusion criteria

#1

Leukemia

Leukemia[mh] OR Hematologic Neoplasms[mh:noexp] OR Leukemi*[tiab] OR Leucocythaemi*[tiab] OR Leucocythemi*[tiab] OR Hematologic Neoplasm*[tiab] OR Haematologic Neoplasm*[tiab] OR Hematopoietic Neoplasm*[tiab] OR Haematopoietic Neoplasm*[tiab] OR Hematological Neoplasm*[tiab] OR Haematological Neoplasm*[tiab] OR Hematologic Cancer*[tiab] OR Haematologic Cancer*[tiab] OR Hematopoietic Cancer*[tiab] OR Haematopoietic Cancer*[tiab] OR Hematological Cancer*[tiab] OR Haematological Cancer*[tiab] OR Hematologic Malignanc*[tiab] OR Haematologic Malignanc*[tiab] OR Hematopoietic Malignanc*[tiab] OR Haematopoietic Malignanc*[tiab] OR Hematological Malignanc*[tiab] OR Haematological Malignanc*[tiab] OR Hematologic Tumor*[tiab] OR Haematologic Tumor*[tiab] OR Hematopoietic Tumor*[tiab] OR Haematopoietic Tumor*[tiab] OR Hematological Tumor*[tiab] OR Haematological Tumor*[tiab] OR Hematologic Tumour*[tiab] OR Haematologic Tumour*[tiab] OR Hematopoietic Tumour*[tiab] OR Haematopoietic Tumour*[tiab] OR Hematological Tumour*[tiab] OR Haematological Tumour*[tiab] OR blood cancer*[tiab] OR blood neoplasm*[tiab] OR blood tumor*[tiab] OR blood tumour*[tiab] OR blood malignan*[tiab]

#2

Pediatric

Infant[MH] OR Child[MH] OR Adolescent[MH] OR Intensive Care Units, Pediatric[MH] OR Hospitals, Pediatric[MH] OR Pediatrics[MH] OR Pediatricians[MH] OR Child, Hospitalized[MH] OR Adolescent, Hospitalized[MH] OR newborn*[tiab] OR new born*[tiab] OR babie*[tiab] OR baby*[tiab] OR infant*[tiab] OR infancy[tiab] OR toddler*[tiab] OR preschool*[tiab] OR pre school*[tiab] OR child*[tiab] OR kid[tiab] OR kid'[tiab] OR kids[tiab] OR kid's[tiab] OR boy[tiab] OR boy'[tiab] OR boys[tiab] OR boy's[tiab] OR girl[tiab] OR girl'[tiab] OR girls[tiab] OR girl's[tiab] OR schoolchild*[tiab] OR juvenil*[tiab] OR preadolescen*[tiab] OR youth*[tiab] OR adolescen*[tiab] OR teen*[tiab] OR puber*[tiab] OR high school*[tiab] OR highschool*[tiab] OR secondary school*[tiab] OR paediatric*[tiab] OR pediatric*[tiab] OR PICU*[tiab] OR neonat*[tiab] OR neo nat*[tiab]

#3

Pediatric cancer

(Neoplasms[mh:noexp] AND child[mh]) OR Childhood cancer*[tiab] OR Pediatric cancer*[tiab] OR Paediatric cancer*[tiab] OR Childhood neoplasm*[tiab] OR Pediatric neoplasm*[tiab] OR Paediatric neoplasm*[tiab] OR Childhood malignanc*[tiab] OR Pediatric malignanc*[tiab] OR Paediatric malignanc*[tiab] OR Childhood tumor*[tiab] OR Pediatric tumor*[tiab] OR Paediatric tumor*[tiab] OR Childhood tumour*[tiab] OR Pediatric tumour*[tiab] OR Paediatric tumour*[tiab]

#4

Heart

Cardiovascular Diseases[mh] OR Heart[mh] OR heart[tiab] OR cardia*[tiab] OR cardio*[tiab] OR arrythm*[tiab] OR arrhythm*[tiab] OR dysrhythm*[tiab] OR myocard*[tiab] OR Pericardi*[tiab] OR Ventric*[tiab] OR endocard*[tiab]? OR tachycardi*[tiab] OR Tachyarr*[tiab]

#5

Cardiac remodeling

Cardiomegaly[mh] OR Ventricular remodeling[mh] OR Remodel*[tiab] OR repolari*[tiab] OR ((interval[tiab] OR QT[tiab] OR QTc[tiab]) AND (prolong*[tiab] OR dispers*[tiab] OR shorten*[tiab] OR longer[tiab])) OR ((electrocardio*[tiab] OR echocardio*[tiab] OR electro-cardio*[tiab] OR echo-cardio*[tiab] OR ECG[tiab] OR ECGs[tiab] OR EKG[tiab]) AND (abnormal*[tiab] OR anormal*[tiab] OR anomal*[tiab])) OR wall thickness[tiab] OR Decompensat*[tiab] OR Hypertroph*[tiab] OR Dilation[tiab] OR Dilatation[tiab] OR cardiomegal*[tiab] OR enlarge*[tiab] OR expansion[tiab]