The BMJ (formerly British Medical Journal) estimates that 1 in 6 people in the industrialized world suffers from seasonal pollen allergies, also called hay fever.
BMJ (zamani British Medical Journal) inakadiria kwamba mtu 1 kati ya 6 katika ulimwengu ulioendelea kiviwanda anaugua mzio wa chavua wa msimu, unaoitwa pia hay fever.