My sister and her parents is having corana positive.yesterday took test..on 4 th november sister husband having heavy cold cough,but not my sister have.1 day sister fall ill fever,cold in private hospital anddoctor prescribed 3 days medicine if not cure they ask me to come hospital again.then we go corona, dengue yesterday positive.. and we go to hospital in between 8 nov parents went to function they become ill.my question is how it affects her and wen corona starts and then wem corona ll go.. And important thing She is having one and half year old baby.did we need to take Cortana test for baby also?