From the total population registers, we received information on the dates of death and emigration.
For each ovarian malignancy, we received information on date of diagnosis and morphology.
From the Medical Birth Registry, we received information on number of births.
We received information on hospital contact for psychiatric illnesses from the Danish Psychiatric Central Registry (DPCR).
From the total population registers, we received information on the dates of death for women who died during the follow-up period and dates of emigration.
However, this study did not find any difference in the occurrence of risk behaviour between those we received information on the infectious disease from their health care professional and those who received information through other sources.
Assuming that in our investigation we received information on patients at a very early stage of a worsening career of substance use and repetitive injuries, we consider the younger of these patients being "sensation seekers" [ 33] with as yet unaffected physical health but impaired mental health.
We received information on several birth-related variables from records of the births of the men in the study group including birthweight, gestational length, instrumental delivery, caesarean section, as well as if the men were the result of a twin birth.
For each occurrence of glyceryl trinitrate dispensing in the study we received information on medication name, number of defined daily doses (DDDs), Anatomic Therapeutic Chemical (ATC) code [ 18], dispensing date, encrypted personal identification number, sex, birth year, and residential postal code of the patient.
We did not receive information on specific anticoagulation strategies in patients with cardiac tamponade or vascular adverse events.
Subsequently we received information from the physicians on the CSPs willing to participate, including information on cancer type, age, name and address.
