Churiwal, Mehal ; Lin, Kelly D ; Khan, Salman... https://researchonline.lshtm.ac.uk/id/eprint/4664489/1/Assessment%20of%20the%20Field%20Utility%20of%20a%20Rapid%20Point-of-Care%20Test%20for%20SARS-CoV-2%20Antibodies%20in%20a%20Household%20Cohort.pdf.
,
2021