Casual inference.
Rothman
K J
KJ
Lanes
S
S
Robins
J
J
D004812:Epidemiologic Methods; D006493:Heparin / Q000008:administration & dosage* / Q000627:therapeutic use; D006801:Humans; D007262:Infusions, Intravenous; D007279:Injections, Subcutaneous; D015201:Meta-Analysis as Topic; D013924:Thrombophlebitis / Q000188:drug therapy*
D006493:Heparin