Based on the clue 'a doctor may use a hematocrit test to measure the ...', what is the answer?

What is associated with: a docked horses tail or a short haircut for women popular in the 1920s? Based on the clue 'a doctor could tell you that qid which is the abbr...', what is the answer? What is referred to by 'a doctor gp'? Based on the clue 'a doctor in her first year out of med school when ...', what is the answer? Based on the clue 'a doctor representative laszlo surjan of this coun...', what is the answer? Based on the clue 'a doctor scrubs in for surgery wearing these', what is the answer? Based on the clue 'a doctor should check your bp this vital sign', what is the answer? Based on the clue 'a doctor told this comedian he was fat when he ask...', what is the answer?