TY - GEN AU - MacKay,A P AU - Rochat,R AU - Smith,J C AU - Berg,C J TI - The check box: determining pregnancy status to improve maternal mortality surveillance SN - 0749-3797 PY - 2000///0816 KW - Death Certificates KW - Female KW - Humans KW - Maternal Mortality KW - Population Surveillance KW - Pregnancy N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0749-3797(00)00171-9 ER -