1. Variations in the pattern of pubertal changes in girls;Marshall;Arch Dis Child,1969
2. Variations in the pattern of pubertal changes in boys;Marshall;Arch Dis Child,1970
3. Individual differences in physical changes associated with adolescence in girls;Reynolds;Am J Dis Child,1948
4. Individual differences in physical changes associated with adolescence in boys;Reynolds;Am J Dis Child,1951
5. Secondary sex characteristics of boys 12 to 17 years of age: The U.S. Health Examination Survey;Harlam;J. Pediatr,1979