What is the minimum dose of ethinyl estradiol in OC pills for contraceptive effect?

Gynaecology & Obstetrics

What is the minimum dose of ethinyl estradiol in OC pills for contraceptive effect?

What is the drug of choice for precocious pubey in girls?

All are done in management of shoulder dystocia except:

In endometriotic lesions, histology represents its: