elsevier b.v. (17)
american association for cancer research (aacr) (15)
wiley-blackwell (12)
biomed central (10)
public library of science (10)
oxford university press / usa (8)
springer nature (8)
elsevier inc. (7)
lippincott williams & wilkins (7)
elsevier (6)
public library of science (plos) (6)
public library science (6)
wiley (6)
american public health association (5)
springer (5)
amer assoc cancer research (4)
american diabetes association (4)
bmj publishing group (4)
elsevier bv (4)
nature publishing group (4)
nature publishing group uk (4)
oxford univ press (4)
biomed central ltd (3)
bmc (3)
de gruyter (3)
elsevier ireland ltd (3)
elsevier taiwan (3)
nature portfolio (3)
academic press inc elsevier science (2)
academic press inc. (2)
elsevier ltd (2)
impact journals llc (2)
john wiley & sons, ltd (2)
oxford univ press inc (2)
springer international publishing (2)
amer soc nutrition-asn (1)
berkeley electronic press (1)
inst. math. statist., beachwood, oh (1)
inst. math. statist., hayward, ca (1)
john wiley & sons, inc (1)
national health research institutes, taiwan (1)
national institute of infectious diseases, japanese journal of infectious diseases editorial committee (1)
oxford univ. press, new york (1)
proquest llc, ann arbor, mi (1)
sp birkhauser verlag basel (1)
springer berlin heidelberg (1)
springer us (1)
springer-verlag (1)
the clarendon press, oxford university press, new york (1)
world sci. publ., hackensack, nj (1)