TY - GEN AU - Yu,S H AU - Zeng,G TI - [Discussion on the problems in making a physical map of DNA] SN - 1000-503X PY - 1986///0627 KW - Base Sequence KW - Cloning, Molecular KW - DNA KW - genetics KW - DNA Restriction Enzymes KW - Mathematics N1 - Publication Type: English Abstract; Journal Article ER -