1.
Hormone- and HER2-receptor assessment in 33,046 breast cancer patients : a nationwide comparison of positivity rates between pathology laboratories in the Netherlands
Significant inter- and intra-laboratory variation in grading of ductal carcinoma in situ of the breast : a nationwide study of 4901 patients in the Netherlands
Androgen deprivation therapy for androgen receptor-positive advanced salivary duct carcinoma: A nationwide case series of 35 patients in The Netherlands.
2.
Study flowchart.
Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) guideline.
Univariable logistic regression for preterm birth per variable before each childbirth.
Logistic regression for preterm birth for women with no CIN, untreated CIN, and treated CIN before each childbirth.
Logistic regression for preterm birth per volume taken from the cervix before each childbirth.