1. Is a rheumatologist of any value in a military combat zone;West,1991
2. Basic Military Training Service, Air Training Command statistics,1991
3. The prevalence of back pain and associated risk factors in Swiss recruits in 1985;Rohrer;J Manual Med,1989
4. Stress fractures of the sacrum following strenuous activity;Volpin;Clin Orthop,1989
5. Stress fractures in runners;Daffner;JAMA,1982