anchor.diff:  			<div class="input-group-addon">
   				<i class="fa fa-calendar"></i>
   			</div>
  -			<%= text_field_tag :fecha_inicial, params[:fecha_inicial], :class => "form-control datepicker", :required => true %>
  +			<%= text_field_tag :fecha_inicial, params[:fecha_inicial], :class => "form-control datepicker", :required => true, :readonly => true%>
   		</div>
   	</div>
   	<div class="col-md-2">
  
positive.code: 			<div class="input-group-addon">
  				<i class="fa fa-user"></i>
  			</div>
  			<%= text_field_tag :paciente, params[:paciente], :class => "form-control paciente-fisitria", :required => true %>
  			<%= hidden_field_tag :paciente_id, params[:paciente_id], class: "paciente_as_id" %>
  		</div>
  	</div>
  
negative.code: 			<div class="input-group-addon">
  				<i class="fa fa-calendar"></i>
  			</div>
  			<%= text_field_tag :fecha_inicial, params[:fecha_inicial], :class => "form-control datepicker", :required => true, :readonly => true %>
  		</div>
  	</div>
  	<div class="col-md-2">
  