Slowplaying the turn

[Griovejas]

UTG is LAg

Party Poker 0.50/1 Hold'em (9 handed) converter

Preflop: Hero is CO with J[img]/images/graemlins/heart.gif[/img], 8[img]/images/graemlins/spade.gif[/img]. Hero posts a blind of $0.50.
UTG calls, <font color="#666666">3 folds</font>, MP3 calls, Hero (poster) checks, <font color="#666666">1 fold</font>, SB completes, <font color="#666666">1 fold</font>.

Flop: (5 SB) 9[img]/images/graemlins/heart.gif[/img], 8[img]/images/graemlins/club.gif[/img], Q[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, <font color="#CC3333">UTG bets</font>, MP3 calls, Hero calls, SB calls.

Turn: (4.50 BB) T[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, <font color="#CC3333">UTG bets</font>, <font color="#CC3333">MP3 raises</font>, Hero calls, SB folds, <font color="#CC3333">UTG 3-bets</font>, <font color="#CC3333">MP3 caps</font>, Hero calls, UTG calls.

River: (16.50 BB) Q[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">UTG bets</font>, MP3 calls, <font color="#CC3333">Hero raises</font>, <font color="#CC3333">UTG 3-bets</font>, MP3 calls, Hero calls.

Final Pot: 25.50 BB

I was thinking to slowplay the turn to not scare one of the callers away. Paired river scared me off a bit, but I decided to raise. Would calling be more appropriate in this situation?