The efficacy of preemptive analgesia for acute postoperative pain management : A meta-analysisONG, Cliff K.-S; LIRK, Philipp; SEYMOUR, Robin A et al.Anesthesia and analgesia. 2005, Vol 100, Num 3, pp 757-773, issn 0003-2999, 17 p.Article

The analgesic efficacy of intravenous versus oral tramadol for preventing postoperative pain after third molar surgeryONG, Cliff K. S; LIRK, Phillip; TAN, Juliana M. H et al.Journal of oral and maxillofacial surgery. 2005, Vol 63, Num 8, pp 1162-1168, issn 0278-2391, 7 p.Article

Combining Paracetamol (Acetaminophen) with Nonsteroidal Antiinflammatory Drugs: A Qualitative Systematic Review of Analgesic Efficacy for Acute Postoperative PainONG, Cliff K. S; SEYMOUR, Robin A; LIRK, Phillip et al.Anesthesia and analgesia. 2010, Vol 110, Num 4, pp 1170-1179, issn 0003-2999, 10 p.Article

Sedation with midazolam leads to reduced pain after dental surgeryONG, Cliff K. S; SEYMOUR, Robin A; TAN, Juliana M.-H et al.Anesthesia and analgesia. 2004, Vol 98, Num 5, pp 1289-1293, issn 0003-2999, 5 p.Article