@misc{indiciae71a3f8d3b18d, title = {Polymorphonuclear elastase and interleukin-6 in amniotic fluid in preterm labor.}, author = {A Rivero-Marcotegui and C Larrañaga-Azcárate and R Ceres-Ruiz and S García-Merlo}, year = {1997}, url = {https://pubmed.ncbi.nlm.nih.gov/9166251/}, note = {Source identifier: 9166251} }