@misc{indiciae677a89d1d775, title = {Circulating 5-hydroxytryptamine concentrations in preterm newborns.}, author = {R E Schumacher and P M Farrell and E B Olson}, doi = {10.1002/ppul.1950030214}, url = {https://pubmed.ncbi.nlm.nih.gov/3588055/}, note = {Source identifier: 3588055} }