Japan has signed a contract with U.S. pharmaceutical giant Pfizer Inc. to receive additional doses of its coronavirus vaccine for 25 million people by September, health minister Norihisa Tamura said Friday.Combining the additional 50 million doses that the country will receive under the agreement with the 144 million doses under its previous contract with Pfizer, Japan will be able to inoculate 97 million people.Prime Minister Yoshihide Suga agreed on additional doses in a phone call with Pfizer CEO Albert Bourla in April.Suga said after the call that there would be sufficient doses by Sept…READ FULL ARTICLE