TI - MAintaining good health PT - JOUR DP - 1999 TA - JAMA pages = {2092}, VI - 282 IP - 21 AID - 10.1001/jama.282.21.2092 [doi] 4100 - http://dx.doi.org/10.1001/jama.282.21.2092 SO - JAMA December 1, 1999 282(21):2092