code: function queueEsearchResults(options) {
    utils.retrieve(options, function(err, res) {
      if (err) {
        throw err;
      }
      var json = JSON.parse(res);
      json.esearchresult.idlist.forEach(function(id) {
        var uri = 'http://www.ncbi.nlm.nih.gov/pubmed/' + id;
        scraperLib.queueLink(uri, (options.relevance || 0), options.categories, (options.referers || []), options.scraper, (options.state || utils.states.annotations.unvalidated));
      });
    });
  }
docs: Queue up terms with options. NB relevance on 0 means only the pages will be scraped (no links followed).