共 7 条
[1]
Crombie D L, 1988, Health Trends, V20, P53
[5]
SAMANTA A, 1988, BRIT J RHEUMATOL, V27, P74
[6]
STEELE K, 1984, J ROY COLL GEN PRACT, V34, P22
[7]
1979, MORBIDITY STATISTICS