首个三价新冠疫苗临床研究在智利获批

array(1) { [434275]=> array(2) { [2]=> array(4) { [0]=> string(6) "疫苗" [1]=> string(6) "智利" [2]=> string(12) "新冠疫苗" [3]=> string(12) "新冠疫情" } [4]=> array(1) { [0]=> string(19) "同花顺7x24快讯" } } }