<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-04-29T01:50:40Z</responseDate><request verb="GetRecord" identifier="oai:repisalud.isciii.es:20.500.12105/23183" metadataPrefix="marc">https://repisalud.isciii.es/rest/oai/request</request><GetRecord><record><header><identifier>oai:repisalud.isciii.es:20.500.12105/23183</identifier><datestamp>2024-11-28T23:55:19Z</datestamp><setSpec>com_20.500.12105_15322</setSpec><setSpec>com_20.500.12105_2051</setSpec><setSpec>col_20.500.12105_16967</setSpec></header><metadata><record xmlns="http://www.loc.gov/MARC21/slim" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:doc="http://www.lyncode.com/xoai" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/MARC21/slim http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsd">
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      <subfield code="a">Grases, Felix</subfield>
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      <subfield code="a">Costa-Bauza, Antonia</subfield>
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      <subfield code="a">García-Raja, Ana</subfield>
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      <subfield code="a">Rodrigo, Dolores</subfield>
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      <subfield code="c">2021-01</subfield>
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      <subfield code="a">This report describes a patient who developed a spheroidal calculus with a central part composed of potassium urate, surrounded by a continuous layer of calcium oxalate monohydrate with crystals of calcium oxalate dihydrate on the surface. The mechanism of calculus development is also suggested.</subfield>
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      <subfield code="a">Grases F, Costa-Bauza A, Garcia-Raja A, Rodrigo D. Rare non-papillary lithiasis of calcium oxalate monohydrate generated on a central core of potassium urate. Urol Case Rep. 2021 Jan;34:101483.</subfield>
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