Evidence Search

Search across evidence sources using semantic retrieval and quality ranking.

Found 10 results for "killer-cells-natural" (0.238s)
pubmed_article systematic_review Quality: 64 📅 2021 🏷️ niacin 📊 132 citations 🔓 Open Access
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PMID: 34445117 DOI: 10.3390/ijms22168413
pubmed_article systematic_review Quality: 66 📅 2026 🏷️ niacin
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PMID: 41556726 DOI: 10.1002/jdn.70096
pubmed_article meta_analysis Quality: 55 📅 2023 🏷️ astragalus 📊 10 citations
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PMID: 37952511 DOI: 10.1159/000534826
pubmed_article meta_analysis Quality: 51 📅 2021 🏷️ vitamin-k 📊 4 citations
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PMID: 33475062 DOI: 10.2174/1568009621999210120182834
pubmed_article systematic_review Quality: 51 📅 2021 🏷️ ginseng 📊 23 citations
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PMID: 33157222 DOI: 10.1016/j.jep.2020.113561
pubmed_article systematic_review Quality: 54 📅 2026 🏷️ quercetin 🔓 Open Access
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PMID: 41544470 DOI: 10.1016/j.phymed.2026.157814
pubmed_article systematic_review Quality: 51 📅 2022 🏷️ resveratrol 📊 30 citations 🔓 Open Access
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PMID: 36386122 DOI: 10.3389/fphar.2022.1036502
pubmed_article systematic_review Quality: 52 📅 2026 🏷️ garlic 🔓 Open Access
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PMID: 41777027 DOI: 10.1080/13880209.2026.2635206
pubmed_article systematic_review Quality: 51 📅 2021 🏷️ berberine 📊 26 citations
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PMID: 32988344 DOI: 10.2174/1381612826666200928155728
pubmed_article systematic_review Quality: 49 📅 2022 🏷️ niacin 📊 7 citations 🔓 Open Access
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PMID: 36439263 DOI: 10.3389/fphys.2022.1044575