TI  - SElected abstracts
PT  - JOUR
DP  - 1979
TA  - JAMA
pages = {187-196},
VI  - 241
IP  - 2
AID  - 10.1001/jama.1979.03290280055035 [doi]
4100  - http://dx.doi.org/10.1001/jama.1979.03290280055035
SO  - JAMA January 12, 1979 241(2):187