A total of 946 children participated in the study: 50.8% were girls and 49.1% boys. The mean age among infants aged 0–18 months (n = 654) was 8.25 ± 6.2 months, and among children aged 2–14 years (n = ...
PHILADELPHIA — Simultaneous administration of childhood vaccines against up to eight pathogens at one time did not result in any major adverse events or any greater side effects than a six-valent ...
Vaccines can sometimes cause allergic reactions, but they are usually rare and short-lived. British regulators are looking into reports of allergic reactions in two people who received the new Pfizer ...