September 2025 in “International Journal of Ayurvedic Medicine” Hair medulla patterns vary by Prakruti type, affecting hair strength.
72 citations
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February 1990 in “British Journal of Clinical Pharmacology” Hair analysis can track haloperidol dosage history.
2 citations
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September 2012 in “Pharmaceutical patent analyst” European patent law now allows patents for new uses and dosages of known drugs, but protection scope is unclear.
February 2011 in “Journal of Intellectual Property Law & Practice” Dosage regime inventions can be patentable in China, but legal uncertainty exists.
16 citations
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August 1989 in “PubMed” Retinol and L-cystine improve diffuse hair loss without side effects.