Lars Ostergaard, Jens K Moller, Berit Andersen, Frede Olesen
Ostergaard L, Moller J K, Andersen B, Olesen F.
Diagnosis of urogenital Chlamydia trachomatis infection in women based on mailed samples obtained at home: multipractice comparative study
BMJ 1996; 313 :1186
doi:10.1136/bmj.313.7066.1186