title: Abstracts presented at the National Perinatal Association-California Perinatal Association annual meeting. October 8-11, 1988, San Diego, California.
mesh_terms: D005260:Female; D006801:Humans; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases; D007234:Infant, Premature