The Beautiful Immune System Lesson 3: What is an Antigen?
Something that is foreign to your body and that induces an immune response or is the target of an immune […]
Something that is foreign to your body and that induces an immune response or is the target of an immune […]
The DTaP vaccine protects your child from getting tetanus (lockjaw), diphtheria, and acellular pertussis (whooping cough). All three of these