दि . एइस . एफ . / दि . एस . एसनि खैफोदगोनांसिन थाखोआ 24 घन्टा सिगांनिफ्राय 24 घन्टासिम बिदुङा सरासनस्रानि गाहायाव हायख्लायनो बांसिन गले - गलेयै जाखाङो ।
The critical stage of DHF DSS occurs most frequently from 24 hours before to 24 hours after the temperature falls to or below normal .