Two conundrums puzzle COVID‐19 investigators: 1) morbidity and mortality is rare among
infants and young children and 2) rates of morbidity and mortality exhibit large variances …

Vaccinations of premature infants are often delayed despite being at an increased risk of
contracting vaccine preventable diseases. This article reviews the current knowledge on the …

Background Infants with history of prematurity (< 37 weeks gestation) and low birth weight
(LBW,< 2500 g) are at high risk of infection due to functional immaturity of normal physical …

Background Timeliness in the administration of recommended vaccines is often evaluated
using vaccine delays and provides more information regarding the susceptibility of children …

Background: A few previous studies reported increased risk of pertussis in children with birth
weight less than 2500 g. The risk of pertussis by degree of prematurity has not been …

Vaccinating premature and low birthweight (LBW) infants according to chronological age
has been found safe and effective. Although these infants are susceptible to infections …

ABSTRACT Introduction: Preterm infants (PIs) are at increased risk of vaccine-preventable
diseases (VPDs). However, delayed vaccination start and low vaccine coverage are still …

Hexavalent vaccines, protecting against six diseases (diphtheria, tetanus, pertussis [DTaP],
poliovirus, hepatitis B virus [HBV], and Haemophilus influenzae type b [Hib], are routinely the …

Background Preterm infants are at increased risk of infections including vaccine preventable
diseases. Therefore, timely vaccination is crucial to ensure adequate disease protection …

Vaccine-preventable diseases still occur although measured coverage rates at 2 y of age
are high. The occurrence of these diseases may be explained in part by untimely, that is, late …