Armed Crime Squad detectives are appealing for further information after a non-fatal shooting in Coolaroo earlier this month.
A 36-year-old man attended Epping hospital with a suspected gunshot wound to the upper body about 11pm on 8 September.
It is believed the incident occurred in Progress Reserve, Almurta Avenue Coolaroo between 8.10pm and 8.20pm on 8 September.
Three men were arrested and interviewed by police earlier this week and have subsequently been released pending further enquiries.
Investigators are keen to speak to anyone with any information on the incident, or who might have been in the area at the time and has CCTV or dashcam footage.
Police believe the incident was targeted and parties involved are known to each other.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit an online confidential report at www.crimestoppersvic.com.au.