ผู้เขียน: Lindsey Henderson

Estrogens comprise a group of structurally related and hormonally active molecules derived from cholesterol. 17b-estradiol (E2) is the most potent member of this group. In Chapter One, the authors su …

In Fifteen Biggest Problems in Education and How to Solve Them, Ilghiz M. Sinagatullin demonstrates his remarkable gift in revealing questions too often ignored, unnoticed or wrongly interpreted by e …