<prompt> All of the following are true regarding acute attack of Polio, except-Fecal sample is carried in cold boxThree consecutive stool samples are positiveInvestigation done in 48 hoursThroat swab is taken for diagnosis  <response>: To test for polio 2 fecal specimens are taken 24-48hrs apa as shedding of virus is variable. Isolation of the virus from these samples confirms the diagnosis. Reference : Parks Textbook of Preventive and Social Medicine. 23rd edition. Pg no: 203 