PokerStars Pot-Limit Omaha High, $0.50 BB (9 handed)

MP1 ($51.85)
MP2 ($49.15)
MP3 ($85.05)
CO ($116.10)
Button ($18.50)
Hero ($52)
BB ($85.05)
UTG ($27.50)
UTG+1 ($20.90)

Preflop: Hero is SB with , , , .
UTG calls $0.50, 1 fold, MP1 calls $0.50, 1 fold, MP3 calls $0.50, CO calls $0.50, 1 fold, Hero completes, BB checks.

Flop: ($3) , , (6 players)
Hero checks, BB checks, UTG checks, MP1 checks, MP3 checks, CO checks.

Turn: ($3) (6 players)
Hero bets $2.85, BB folds, UTG folds, MP1 calls $2.85, MP3 calls $2.85, CO folds.

River: ($11.55) (3 players)
Hero checks, MP1 checks, MP3 bets $3.5, Hero folds, MP1 calls $3.50.

Final Pot: $18.55

Results in white below:
Outcome: MP1 wins $18.55. with AAxx

Do you call this river with mid two pair? Do you bet the river?

No I don't think I do. I probably bet the flop, though. Depending on the table.