The recruitment for the clinical trial of the country’s first indigenously-developed Covid vaccine –– Covaxin, among children falling in the age group of 6-12 years will begin at the All India Institute of Medical Sciences (AIIMS), Delhi, from Tuesday, PTI reported. This will be followed by the clinical trial of 2-6 years’ children. The enrolment of children volunteers aged 12-18 years at the AIIMS has been completed and they have already been given the first dose of Covaxin.