Off the top of my head, I would try something like:
'<p>Attribute 1: '+ [data item 1] + '</p><p>Attribute 2: '+ [data item 2] + '</p><p>Attribute 3: '+ [data item 3] + '</p>'
'<p>Attribute 1: '+ [data item 1] + '</p><p>Attribute 2: '+ [data item 2] + '</p><p>Attribute 3: '+ [data item 3] + '</p>'