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60 积分 2025-07-28 加入
Loneliness and social support of older people living alone in a county of Shanghai, China
10个月前
已采纳
Selective detection of streptomycin using a molecularly imprinted fluorescence sensor based on mangosteen peel-derived nitrogen-doped carbon quantum dots
10个月前
已采纳
Synthesis of Xylo‐nucleoside H‐Phosphinates and Insights into Their Conformational Preferences Within a Chimeric Duplex
10个月前
已采纳