anchor.diff:  <% patient = @patients.first %>
   <h1><%= [ patient["family_name"], patient["given_name"] ].join(', ') %></h1>
  -
  -<h4>Basic Info</h4>
  -
   <p>
     Birth date: <%= patient["birth_date"] %>
   </p>
   
   <h4>Conditions</h4>
  -<% unless @conditions.empty? %>
  +<% unless @conditions.nil? || @conditions.empty? %>
     <table class="table table-condensed table-striped conditions">
       <tr>
         <th>Condition</th>
  
positive.code: <% end %>
  
  <h4>Medications</h4>
  <% unless @medications.empty? %>
    <table class="table table-condensed table-striped medications">
      <tr>
        <th>Type</th>
  
negative.code: <% end %>
  
  <h4>Observations</h4>
  <% unless @observations.nil? || @observations.empty? %>
    <table class="table table-condensed table-striped observations">
      <tr>
        <th>Type</th>
  