Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, second trimester
preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, second trimester
Pretrm prem ROM, unsp time betw rupt and onset labr, 2nd tri
pretrm prem rom, unsp time betw rupt and onset labr, 2nd tri