100   function _span($refs, $class, $id) {  function in syntax_plugin_pubmed2020
139         "authors"       => $this->_span($refs, "authors", "authors"),
140         "authorsLimit3" => $this->_span($refs, "authors", "authorsLimit3"),
141         "first_author"  => $this->_span($refs, "authors", "first_author"),
142         "authorsVancouver" => $this->_span($refs, "vancouver authors", "authorsVancouver"),
143         "collectif"     => $this->_span($refs, "authors", "collectif"),
144         "corporate_author"=> $this->_span($refs, "authors", "corporate_author"),
149         "npg_iso"       => $this->_span($refs, "iso", "npg_iso"),
150         "npg_full"      => $this->_span($refs, "npg", "npg_full"),
152         "gpnv_full"      => $this->_span($refs, "gpnv_authors", "gpnv_full_authors").
153                             $this->_span($refs, "gpnv_title", "gpnv_full_title").
154                             $this->_span($refs, "gpnv_journal", "gpnv_full_journal").
155                             $this->_span($refs, "gpnv_iso", "gpnv_full_iso")
179         "booktitle"     => $this->_span($refs, "title", "booktitle"),
181         "translated_title" => $this->_span($refs, "title", "translated_title"),
182         "translated_title_low" => $this->_span($refs, "title", "translated_title_low"),
183         "title_tt"      => $this->_span($refs, "title", "translated_title"),
214       $r["localpdf"] = $this->_span($refs, "nopdf", "No PDF");
222         $v = $this->_span($refs, $key, $key);