Figure 1
From: Vitamin D status in female military personnel during combat training
(A) Mean serum 25-hydroxyvitamin and (B) parathyroid hormone levels in female Soldiers pre- and post-basic combat training. Serum 25-hydroxyvitamin D, 25(OH)D; parathyroid hormone, PTH. n = 74; values are means ± SD. Asterisks (*) indicate significant differences (P < 0.05) from pre-values.