Comment on

• Short stature and delayed puberty in gymnasts: influence of selection bias on leg length and the duration of training on trunk length.

  Bass S, Bradney M, Pearce G, Hendrich E, Inge K, Stuckey S, Lo SK, Seeman E. Bass S, et al. J Pediatr. 2000 Feb;136(2):149-55. doi: 10.1016/s0022-3476(00)70094-1. J Pediatr. 2000. PMID: 10657818
• Augmented trochanteric bone mineral density after modified physical education classes: a randomized school-based exercise intervention study in prepubescent and early pubescent children.

  McKay HA, Petit MA, Schutz RW, Prior JC, Barr SI, Khan KM. McKay HA, et al. J Pediatr. 2000 Feb;136(2):156-62. doi: 10.1016/s0022-3476(00)70095-3. J Pediatr. 2000. PMID: 10657819 Clinical Trial.