Corte Suprema de Estados Unidos, Planned Parenthood of Southeastern Pa. v. Casey, 505 U.S. 833 (1992). Sentencia en inglés

Abstract

Court upheld Roe v. Wade, new "undue burden" standard in assessing the validity of abortion laws; undue burden defined as “substantial obstacle in the path of a woman seeking an abortion before the fetus attains viability”