TY - GEN AU - Andrès,E AU - Noël,E AU - Kaltenbach,G AU - Noblet-Dick,M TI - [Vitamin B12 deficiencies in adults: current data] SN - 0003-3898 PY - 2003///0212 KW - Adult KW - France KW - Humans KW - Vitamin B 12 Deficiency KW - diagnosis N1 - Publication Type: Comment; Letter ER -