Comprehensive, latest, and in-depth coverage of all the issues related to vaccinology and vaccines in an easy-flowing question-and-answer format. Up-to-date content, incorporating the latest iap immunization schedule and guidelines. Answers all the real-life situations faced by a busy practitioner in day-to-day clinical practice. Often neglected subjects like basic immunology, elementary epidemiology, etc. Are also dealt in a simplified manner. Describes recommended vaccines and schedules, indications, contraindications, and precautions. Provides an insight to the novel vaccine delivery systems and offers a glimpse into the future of vaccines. Contributions from leading experts in the field of vaccinology.