Pediatrics Whole cell pertussis vaccine used to prevent infection can protect against? A Bortedella parapertussis only B Mild forms of Bordetella pertussis only C Both Bordetella pertussis & parapertussis D Only against severe Pertussis 💡 Explanation Whole cell pertussis vaccine used to prevent infection can protect against? ✓ Correct Answer: C. Both Bordetella pertussis & parapertussis