You invoked the Web service with these parameters:

URL: Link
CodeSystem: 2.16.840.1.113883.6.1
Code: 1668-3
Language: en
Response Type: text/xml

The Web service returned the following data:

Title: MedlinePlus Connect
Subtitle: MedlinePlus Connect results for LOINC 1668-3
Author: U.S. National Library of Medicine
Author uri: https://www.nlm.nih.gov
Title: 17-OH progesterone
Link: https://medlineplus.gov/ency/article/003713.htm?utm_source=mplusconnect&utm_medium=service
Summary:

17-OH progesterone is a blood test that measures the amount of 17-OH progesterone. This is a hormone produced by the adrenal... More on 17-OH progesterone

Raw XML Output

<?xml version="1.0" encoding="UTF-8"?>
  <feed xml:base="https://apps.nlm.nih.gov/medlineplus/services/" xml:lang="en" xmlns="http://www.w3.org/2005/Atom" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <title type="text">MedlinePlus Connect</title>
    <subtitle type="text">MedlinePlus Connect results for LOINC 1668-3</subtitle>
    <author>
      <name>U.S. National Library of Medicine</name>
      <uri>https://www.nlm.nih.gov</uri>
    </author>
    <updated>2017-12-11T18:12:49Z</updated>
    <category scheme="mainSearchCriteria.v.c" term="1668-3"/>
    <category scheme="mainSearchCriteria.v.cs" term="LOINC"/>
    <category scheme="mainSearchCriteria.v.dn" term=""/>
    <category scheme="informationRecipient" term="PAT"/>
    <id>
    </id>
    <entry>
      <title>17-OH progesterone</title>
      <link href="https://medlineplus.gov/ency/article/003713.htm?utm_source=mplusconnect&amp;utm_medium=service" rel="alternate"/>
      <id>tag: https:, 2017-11-12:https://medlineplus.gov/ency/article/003713.htm?utm_source=mplusconnect&amp;utm_medium=service</id>
      <updated>2017-12-11T18:12:49Z</updated>
      <summary type="html">&lt;p&gt;17-OH progesterone is a blood test that measures the amount of 17-OH progesterone. This is a hormone produced by the adrenal... More on &lt;a href="https://medlineplus.gov/ency/article/003713.htm?utm_source=mplusconnect&amp;amp;utm_medium=service"&gt;17-OH progesterone&lt;/a&gt;&lt;/p&gt;</summary>
      <author>
        <name>Medical Encyclopedia</name>
      </author>
    </entry>
  </feed>