मोनसे बेरामनि लैखोन आरो खायसे बेरामफोर (पलिअ, फिलौ, मिथिहायै लोमजानाय, गोसा लोमजानाय थाब हामनाय) फोरा मोनसे हरखाबै जानाय बेराम।
For some diseases even a single case (acute poliomyelitis, guinea worm, unusual acute severe episode of an illness of unknown aetiology) constitutes an outbreak.