मेलेरियाया थाम्फैजों सुबुंनियाव बारदेरनाय क्रान्तियारि बेराम , आरो 100 निख्रुय बारा हादोरफोराव दं ।
Malaria is a tropical disease passed on to humans by mosquitoes and is present in over 100 countries .