The comparison of the protein-creatinine ratio in a random urine sample in normal and hypertensive pregnant women with formal total protein content measurement in a 24-hour urine collection / Jeremy Bowyer [et al.]
  Abstr. eng., rus., ger., hun.
  In: Magyar Nőorvosok Lapja. - ISSN 0025-021X. - 1990. 53. évf. 2. sz., p. 75-77.