TY - RPRT TI - Surfactant replacement therapy--time for thought. AU - H L Halliday AU - W O Tarnow-Mordi PY - 1993 DO - 10.1136/adc.68.5_spec_no.619 UR - https://pubmed.ncbi.nlm.nih.gov/8323374/ ID - 8323374 ER -