1.Healthy subject of either gender â?¥12 years of age. <br/ >2. Agrees not to take any COVID-19 licensed vaccination for the entire duration of the study. <br/ >3. Ability to provide informed consent from the adult subjects or from the parents of paediatric <br/ >subjects. Additionally, assent from paediatric subjects (Audio video recording in case of <br/ >vulnerable subject). <br/ >4. Adult subjects or parents of paediatric subjects literate enough to fill the diary card. <br/ >5. Subjects with good health or with stable medical condition for chronic disease. (Stable <br/ >condition is defined as there is no change in the medication or dose of medication or severity <br/ >of disease from last 3 months before enrolment.) <br/ >6. Females of childbearing potential, must agree to use one of the approved contraception methods (double barrier methods, oral or injectable hormonal contraceptives or surgical <br/ >sterilization), from screening until completion of the follow-up visit and males will agree to <br/ >use contraception. <br/ >7. Willing to allow storage and future use of biological samples for future research. <br/ >

1.Healthy subject of either gender â?¥12 years of age. <br/ >2. Agrees not to take any COVID-19 licensed vaccination for the entire duration of the study. <br/ >3. Ability to provide informed consent from the adult subjects or from the parents of paediatric <br/ >subjects. Additionally, assent from paediatric subjects (Audio video recording in case of <br/ >vulnerable subject). <br/ >4. Adult subjects or parents of paediatric subjects literate enough to fill the diary card. <br/ >5. Subjects with good health or with stable medical condition for chronic disease. (Stable <br/ >condition is defined as there is no change in the medication or dose of medication or severity <br/ >of disease from last 3 months before enrolment.) <br/ >6. Females of childbearing potential, must agree to use one of the approved contraception methods (double barrier methods, oral or injectable hormonal contraceptives or surgical <br/ >sterilization), from screening until completion of the follow-up visit and males will agree to <br/ >use contraception. <br/ >7. Willing to allow storage and future use of biological samples for future research. <br/ >

1.Healthy subject of either gender â?¥12 years of age. <br/ >2. Agrees not to take any COVID-19 licensed vaccination for the entire duration of the study. <br/ >3. Ability to provide informed consent from the adult subjects or from the parents of paediatric <br/ >subjects. Additionally, assent from paediatric subjects (Audio video recording in case of <br/ >vulnerable subject). <br/ >4. Adult subjects or parents of paediatric subjects literate enough to fill the diary card. <br/ >5. Subjects with good health or with stable medical condition for chronic disease. (Stable <br/ >condition is defined as there is no change in the medication or dose of medication or severity <br/ >of disease from last 3 months before enrolment.) <br/ >6. Females of childbearing potential, must agree to use one of the approved contraception methods (double barrier methods, oral or injectable hormonal contraceptives or surgical <br/ >sterilization), from screening until completion of the follow-up visit and males will agree to <br/ >use contraception. <br/ >7. Willing to allow storage and future use of biological samples for future research. <br/ >

1.Healthy subject of either gender â?¥12 years of age. <br/ >2. Agrees not to take any COVID-19 licensed vaccination for the entire duration of the study. <br/ >3. Ability to provide informed consent from the adult subjects or from the parents of paediatric <br/ >subjects. Additionally, assent from paediatric subjects (Audio video recording in case of <br/ >vulnerable subject). <br/ >4. Adult subjects or parents of paediatric subjects literate enough to fill the diary card. <br/ >5. Subjects with good health or with stable medical condition for chronic disease. (Stable <br/ >condition is defined as there is no change in the medication or dose of medication or severity <br/ >of disease from last 3 months before enrolment.) <br/ >6. Females of childbearing potential, must agree to use one of the approved contraception methods (double barrier methods, oral or injectable hormonal contraceptives or surgical <br/ >sterilization), from screening until completion of the follow-up visit and males will agree to <br/ >use contraception. <br/ >7. Willing to allow storage and future use of biological samples for future research. <br/ >