Lungu DA

BackgroundPrevious studies have suggested that the intrauterine system increases the risk of depression, particularly in adolescents. However, these studies relied on national registry data collected at a time when medical guidelines discou…

Since the 1980s, the international literature has reported variations for healthcare services, especially for elective ones. Variations are positive if they reflect patient preferences, while if they do not, they are unwarranted, and thus a…