A. Baumeister

Comparison of German St. John's wort products according to hyperforin and total hypericin content.

M. Schubert-Zsilavecz, M. Wurglics, J. Dressman, 2001, Journal of the American Pharmaceutical Association.

Simultaneous determination of niacin, niacinamide and nicotinuric acid in human plasma.

M. Schubert-Zsilavecz, U. Kärcher, A. Baumeister, 2005, Journal of pharmaceutical and biomedical analysis.

Batch-to-batch reproducibility of St. John's wort preparations.

M. Wurglics, J. Dressman, K. Westerhoff, 2001, Pharmacopsychiatry.

Determination of hypericin in herbal medicine products by differential pulse polarography.

M. Schubert-Zsilavecz, M. Wurglics, A. Michelitsch, 2000 .

Determination of 11-keto-boswellic acid in human plasma.

M. Schubert-Zsilavecz, G. Fischer, B. Schug, 2002, Journal of Pharmaceutical and Biomedical Analysis.