The private hospitals will advertise about the free vaccination under CSR fund in the given locality so that more number of people can benefit from the same. A total of 137 private hospitals from 11 districts including Chennai, Chengalpattu, Coimbatore, Salem, Erode, Tiruppur, Kancheepuram, Ranipet, Vellore, Thirupathur and Thiruvallur have joined in to vaccinate people using CSR fund from corporates.