Heidi Stockl (Germany & Nuffield 2006) co-authors study about the global prevalence of intimate partner homicide

"Homicide is an important cause of premature mortality globally, but evidence for the magnitude of homicides by intimate partners is scarce and hampered by the large amount of missing information about the victim—offender relationship. The objective of the study was to estimate global and regional prevalence of intimate partner homicide." Read more at The Lancet.