006460a00a22001690004500 0095-5108 Clinics in Perinatology Quarterly SLML:2(Sep 1975);6(Mar,Sep 1979);7(Mar, Sep 1980);8(Feb,June Oct 1981);19(Mar, June Sep,Dec 1992);20(Mar, June, Sep, Dec 1993);22(Mar,June,Sep, 1995);23(Dec 1996);24(Mar,Sep Dec 1997);25(Mar,June Sep Dec 1998);26(Mar, June, Dec 1999);27(Mar,June,Dec 2000);28(Mar,June, Sep Dec 2001); Philadelphia:WB Saunders 1975 2001 ddc 5425 5425 SLMLJNL REF SLMLJ SLMLJ678537 2020-09-20 0 ddc SLML SLML 0 0 2020-09-20 0 2