Keyphrases
Epidemiology
100%
Risk Factors
100%
Saudi Arabia
100%
Pilgrims
100%
Religious pilgrimage
100%
Hajj
50%
Spain
33%
Umra
33%
Barcelona
16%
Morocco
16%
Santa
16%
Care Unit
16%
Health Risk
16%
Immigrants
16%
Taking Part
16%
Bangladesh
16%
International Health
16%
Health Problems
16%
Respiratory Symptoms
16%
Preventive Behavior
16%
Meningitis
16%
Pakistan
16%
Tetanus
16%
Quadrivalent
16%
Prospective Observational Study
16%
Influenza
16%
Number of Days
16%
Vaccination Coverage
16%
Long-stay
16%
Pilgrimage
16%
Diphtheria
16%
Ramadan
16%
Pre-travel
16%
Islamic Doctrine
16%
Stay Abroad
16%
Nursing and Health Professions
Disease
100%
Health Center
33%
Immigrant
33%
Tetanus
33%
Diphtheria
33%
Meningitis
33%
Vaccination Coverage
33%
Health Hazard
33%
Pharmacology, Toxicology and Pharmaceutical Science
Disease
100%
Observational Study
33%
Respiratory Tract
33%
Health Hazard
33%
Meningitis
33%
Tetanus
33%
Diphtheria
33%
Agricultural and Biological Sciences
Risk Factor
100%
Observational Studies
50%