Abbreviations: (alphabetical)
AD: Atopic dermatitis
ISAAC: International Study of Asthma and Allergies in Childhood (ISAAC)
LRTI: Lower Respiratory Tract Infection
SCORAD: SCORing Atopic Dermatits
SPT: Skin Prick Testing
URTI: Upper Respiratory Tract Infection
UTI: Urinary Tract Infection