PHP Redirect

# very top of header.php file
# can use page ID 
<?php if(is_page('58')){
header("HTTP/1.1 301 Moved Permanently");
header("Status: 301 Moved Permanently");
header("Location: http://www.domain.com/es/lasik/");
header("Connection: close");
exit(0); // Optional, prevents any accidental output
}
# or page slug
if(is_page('intralase')){
header("HTTP/1.1 301 Moved Permanently");
header("Status: 301 Moved Permanently");
header("Location: http://www.domain.com/lasik/");
header("Connection: close");
exit(0); // Optional, prevents any accidental output
} ?>  
# location URL must be absolute