AU - Umpierre D, Ribeiro PB, Kramer CK, et al TI - Physical activity advice only or structured exercise training and association with hba1c levels in type 2 diabetes: A systematic review and meta-analysis PT - JOUR DP - 2011 TA - JAMA pages = {1790-1799}, VI - 305 IP - 17 AID - 10.1001/jama.2011.576 [doi] 4100 - http://dx.doi.org/10.1001/jama.2011.576 SO - JAMA May 4, 2011 305(17):1790