बारदेरग्रा बेराम खेख्रा हांखोआ गिबि बेरामनि लैखोन सिनायनायाव मदद खालामो आरो गुबुनाव दैथायहरनोबो सुबुरन होनो हायो ।
The epidemic curve can be helpful in identifying the index first case or cases and may even suggest patterns or modes of transmission .