Andersen, bjorn methodological errors in medical research an incomplete catalogue / [[Book] :] Bjorn Andersen. - 1st ed. - London : Blackwell Scientific Publications, 1990. - vii,270 p ; 20 cm. All age. ISBN: 0632021373 Subjects--Topical Terms: medicine.research.methodology. Dewey Class. No.: 610.72 National Library of Medicine Call No.: 610.72 / A M