ALL | Acute Lymphoblastic Leukemia |
BMA | Bone Marrow Aspirate |
HB | Hemoglobin |
M1 | Maintenance 1 |
M2 | Maintenance 2 |
NPA | Nasopharyngeal aspirate |
PCR | Polymerase chain reaction |
RNA | Ribonucleic Acid |
RV | Rhinoviruses |
SD | Standard deviation |
SEHOP | Sociedad Española de Hematología y Oncología Pediátrica - Spanish Society of Pediatric Hematology and Oncology |
VRTI | Viral Respiratory Tract Infection |