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Biomedical Research & Longevity Society - Wikipedia
The Biomedical Research & Longevity Society, formerly the Life Extension Foundation (LEF), is a company founded in 1980 to …
LEF - Definition by AcronymFinder
22 definitions of LEF. Meaning of LEF. What does LEF stand for? LEF abbreviation. Define LEF at AcronymFinder.com
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Pharmacology, dosing, and adverse effects of leflunomide in the ...
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lef - Wiktionary, the free dictionary
Jun 7, 2026 · Noun lef (plural leves or lefes) A leaf (organ of a plant): Foliage; leaves collectively A petal (organ of a flower) …