सुबुं - सावश्रि नायबिजिरनाया थार हाबाफारि लानांगौखौ जाफुंहोनो बुथुमनाय , बिजिरनाय आरो देहायारि खौरां फोसावनाय ।
Public health surveillance is the collection analysis and dissemination of health information to enable appropriate action to be taken .