name,ID,sex,date_of_birth,date_of_surgery,turning_habit
green,NA,NA,NA,NA,Right
red,NA,NA,NA,NA,Right
zero,NA,NA,NA,NA,Left
ndnf,MLA-002380,Female,2017-01-06,2017-04-21,Left
tlx,MLA-002464,Male,2017-01-12,NA,Left