000			00333nam a2200121Ia 4500
005			20251007104247.0
008			251006s9999 xx 000 0 und d
100			_ahall,ross h.
245		4	_athe modified nucleosides in nucleic acids hall,ross h.
260			_a1st.ed. | .New York Columbia University
260			_c1971
942			_cBOK
999			_c3523 _d3523