BISWANATH CHARIALI: Four more COVID-19 positive cases, including a child, were detected in Biswanath district on Sunday. The affected persons were staying in a hotel here and in a quarantine centre at Gohpur, respectively. The persons staying in the hotel were identified as Shilpa Biswas (1) and her parents Kartik Bishwas (34) and Swapna Mandal (21) of Laluk, Lakhimpur. They returned from Mumbai recently. The affected person staying in Chaiduar College quarantine centre, Gohpur was identified as Golap Munda (25) of South Balijuri, Biswanath.