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  LONDON:Britain on Thursday launched a trial to assess the immune responses generated if doses of the Covid-19 vaccines from Pfizer Inc and AstraZeneca Plc are combined in a two-shot schedule.The British researchers behind the trial said data on vaccinating people with the two different types o adidas marathon tr original f coronavirus vaccines could help understanding of whether shots can be rolled out with greater flexibility around the world. Initial data on immune responses is expected to be generated around June.The trial will examine the immune responses of an initial dose of Pfizer vaccine followed by a booster of AstraZeneca  rsquo s, as well as vice versa, with intervals of 4 and 12 weeks.Both the mRNA shot developed by Pfizer and Biontech and the adenovirus viral vector vaccine developed by Oxford University and AstraZeneca are currently being rolled out in Britain, with a 12-week gap b womens dunks etween two doses of the same vaccine.It is expected more vaccines will be added to the trial when th adidas originals hamburg ey are approved and ro Wkmb Kohli not taking his cricket talent for granted
 MIR ALI:Khadi Khel tribesmen of Mir Ali Tehsi nike air max 95 l of North Waziristan have started a protest against the kidnapping of three tribesmen and on Monday blocked the Pak-Afghan road for all kind samba adv  of tr jordan 1 jordan affic to record their protest.