主题词1:"nuclear protein" kaifeng
链接:https://pubmed.ncbi.nlm.nih.gov/?term=kaifeng%2C+%22nuclear+protein%22&sort=date&size=200
"nuclear protein" kaifeng年度查询2017, 2018, 2019, 2020, 2021, 2022, 2023等;
结果:2017-1, 2018-7, 2019-18, 2020-14, 2021-31, 2022-35,2023-31
主题词2:henan international, "nuclear protein"