Sangrur, Three swine flu cases have come to light in Sangrur and Barnala districts so far. Two women patients are under treatment at the PGIMER, Chandigarh, while a man is admitted to the CMC Hospital, Ludhiana.Nodal officer for swine flu at the civil surgeon office, Sangrur, Dr Upasana Bindra said swine flu patient Balbir Kaur (62) belonged to Bagrian village (near Amargarh) and she was admitted to the PGI, Chandigarh, on January 31. Another patient, Vimal Kaur (50), was from Baguana Basti, Sangrur. She was also under treatment at the PGI, she added. The third patient Avtar Singh (45) from Dhanaula (Barnala) was under treatment at the CMC Hospital, Ludhiana.