TY - RPRT TI - Two patterns of NK activity changes following blood donation: decrease in the beginners and restoration in regular blood bank donors. AU - W Lasek AU - M Jakóbisiak AU - M Grochowska AU - M Płodziszewska AU - W Szczytnicki PY - 1992 UR - https://pubmed.ncbi.nlm.nih.gov/1300983/ ID - 1300983 ER -