hi dear all, re: travel & vaccine.presently i am in thailand came a month ago with 1 year visa I have completed ist doze of astezeneca(covisheld)fr my home country but 2nd doze may not be available there due to short of vaccine now & my due date 1st week of june 2021.if i stay thailand is astezeneca will be available by ist week of june to age group 57+? if yes then can i give only 2nd doze vaccine here without problem? if i give only 2nd doze here will thailand issue me Covid vaccine certificate as normal to everyone? pls do a medical / vaccine related expert advise.