    # File lib/fog/aws/requests/elb/describe_instance_health.rb, line 25
            def describe_instance_health(lb_name, instance_ids = [])
              params = Fog::AWS.indexed_param('Instances.member.%d.InstanceId', [*instance_ids])
              request({
                'Action'           => 'DescribeInstanceHealth',
                'LoadBalancerName' => lb_name,
                :parser            => Fog::Parsers::AWS::ELB::DescribeInstanceHealth.new
              }.merge!(params))
            end