Tamil Nadu Health Department on Sunday reportedly started its second round of pulse polio campaign. According to reports, the state has set up 43,051 booths in all several important places across Tamil Nadu. The immunisation booths will reportedly function from 7 a.m. to 5 p.m. All children aged up to 5 will be given the second round of drops of polio vaccine. Notably, the first round of vaccination was given on April 2.