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3 results for "Meiling Che"

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  1. Journal Article

    Moderate-intensity physical activity is associated with favorable semen-parameter changes and normalization of selected abnormalities in men with impaired semen quality

    Tian Tian; Meiling Che; Kun Yang et al.

    Reproductive Biology and Endocrinology, Vol. 24 No. 1 · 2026 · English · DOAJ Scopus

    Abstract Background Physical activity is a potentially modifiable lifestyle factor relevant to male reproductive health, yet evidence among men with confirmed impaired semen quality remains limited. This study examined the association between self-reported physical activity intensity and changes in…

  2. Journal Article

    Foetal vitelline vein: a systematic review of the literature

    Ruolin Jia; Xiaowei Yu; Rong Jiang et al.

    Annals of Medicine, Vol. 57 No. 1 · 2025 · English · DOAJ Scopus

    Objective To summarize and analyse the ultrasound image characteristics and prognosis of persistent vitelline vein.Methods The keywords ‘vitelline vein’ or ‘portal vein tumour’ were used to search the China Knowledge Network (CNKI), Wipo database, Wanfang database, and Chinese Medical Journal Full…

  3. Journal Article Full text

    Double-target self-supervised clustering with multi-feature fusion for medical question texts

    Xifeng Shen; Yuanyuan Sun; Chunxia Zhang et al.

    PeerJ Computer Science, Vol. 10 · 2024 · English · DOAJ Scopus

    Background To make the question text represent more information and construct an end-to-end text clustering model, we propose a double-target self-supervised clustering with multi-feature fusion (MF-DSC) for texts which describe questions related to the medical field. Since medical…