Fig. 1From: Maternal plasma pro-atrial and C-type natriuretic peptide levels and their associations with cardiovascular and renal function in the second half of normal pregnancy: a longitudinal studyMaternal natriuretic peptides: Longitudinal changes in maternal plasma a) proAtrial natriuretic peptide (proANP) and b) C-type natriuretic peptide (CNP) levels in the second half of pregnancy (22–40 weeks of gestational age). The solid line represents the mean and dotted lines indicate 5th and 95th percentilesBack to article page