Int J Gynaecol Obstet. 1996 Aug;54(2):125-30. doi: 10.1016/0020-7292(96)02694-x.
PMID:9236309
Vaginitis, cervicitis, and cervical length in pregnancy.
Boomgaard JJ, Dekker KS, van Rensburg E, van Den Berg C, Niemand I, Bam RH, Cronjé HS.
Am J Obstet Gynecol. 1999 Oct;181(4):964-7. doi: 10.1016/s0002-9378(99)70333-9.
PMID:10521762
Randomized trial of the efficacy of intravaginal ulinastatin administration for the prevention of preterm birth in women with a singleton pregnancy and both cervical shortening and inflammation of lower genital tract.
Otsuki K, Kawabata I, Matsuda Y, Nakai A, Shinozuka N, Makino Y, Kamei Y, Iwashita M, Okai T.