elsevier w/o titles shoudl use full page rnage, not just first page. …

…Checked a couple of guides to verify. Also swapped out doc guide, which was to a journal following elsevier vancouver.

elsevier-without-titles.csl

@@ -4,7 +4,7 @@
     <title>Elsevier (numeric, without titles)</title>
     <id>http://www.zotero.org/styles/elsevier-without-titles</id>
     <link href="http://www.zotero.org/styles/elsevier-without-titles" rel="self"/>
-    <link href="http://www.elsevier.com/journals/clinica-chimica-acta/0009-8981/guide-for-authors#68000" rel="documentation"/>
+    <link href="http://www.elsevier.com/journals/the-journal-of-chemical-thermodynamics/0021-9614/guide-for-authors#68000" rel="documentation"/>
     <author>
       <name>Richard Karnesky</name>
       <email>karnesky+zotero@gmail.com</email>
@@ -116,7 +116,7 @@
             <text variable="container-title" form="short" text-case="title"/>
             <text variable="volume"/>
             <text macro="year-date" prefix="(" suffix=")"/>
-            <text variable="page-first" form="short"/>
+            <text variable="page"/>
           </group>
         </else>
       </choose>