(Q50524153)
Statements
[Photodynamic diagnosis of gastrointestinal precancerous lesions after sensitization with 5-aminolevulinic acid. A pilot study]. (English)
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R Knüchel
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H Messmann
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E Endlicher
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T Hauser
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R M Szeimies
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F Kullmann
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W Bäumler
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J Schölmerich
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1 April 1998
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123
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17
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515-521
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