The authors' DM, BM, and RA acknowledge SPARC-II by the Ministry of Education, Government of India, and authors RA and DM acknowledge "AI-based Detection of Acute Respiratory Distress Syndrome (AI-DARDS)," a joint Indo-Swedish collaborative project by DBT-Vinnova under grant BT/PR41025/Swdn/135/9/2020 (for DBT) and 2020-03612 (for Vinnova).".