TY - GEN AU - Gronský,L AU - Obrucník,M AU - Malínský,J TI - [Determination of the length of pregnancy through the confrontation of anamnestic and clinical data with results of embryological studies] SN - 0374-6852 PY - 1973///0913 KW - Embryonic and Fetal Development KW - Female KW - Humans KW - Pregnancy KW - Time Factors N1 - Publication Type: Journal Article ER -