An additional 17 records were excluded: 1 ongoing RCT, 1 terminated RCT without results, 1 suspended RCT, 1 RCT without a placebo group, 7 nonrandomized trials, 3 trials assessing the acute effects of GH therapy, 1 trial involving a mixed children/adult population with muscular dystrophies, and 2 trials not in English. The gene discussed is GH1; the disease is muscular dystrophy.