RAdm Kerdsak Weerayothin, director of Queen Sirikit Hospital in Chon Buri province, said on Thursday that four returnees had been admitted with a fever, coughing and diarrhoea and their symptoms had now subsided. However, x-rays revealed one of them had a small lung disorder. The patient would be thoroughly examined, he said. Government spokesperson Narumon Pinyosinwat said Prime Minister Prayut …