Although in some women, new studies indicate that abnormally low levels of the light-sensitive hormone melatonin in them may contribute to premenstrual depression, doctors are hesitant to recommend light therapy until additional studies have been completed.

A) Although in some women, new studies indicate that abnormally low levels of the light-sensitive hormone melatonin in them
B) Although new studies indicate that levels of the abnormally low light-sensitive hormone melatonin in some women
C) Although new studies in some women indicate that abnormally low levels of the light-sensitive hormone melatonin
D) Despite the fact that new studies are indicating abnormally low levels of melatonin, a light-sensitive hormone in some women that
E) Despite new studies that indicate that in some women, abnormally low levels of melatonin, a light-sensitive hormone,