INS and type 1 diabetes mellitus: They took me to the hospital, and I lost my job.” (48-year-old woman with T1DM, on the importance of making a very distinct mark in both insulin pens to tell the difference between Regular and NPH); “I did not know we should pay attention to the expiry date after starting insulin use, instead of the one on the label” (Mother of a child with T1DM).