Urea/*blood

Urea/blood

Urea/blood/*metabolism

Urea/analysis/blood

Blood Urea Nitrogen

*Blood Urea Nitrogen

Urea/blood/metabolism

Urea/blood/urine

Urea/*analysis/blood

Urea/analysis/blood/*metabolism

Urea/*analogs & derivatives/blood

Urea

*Urea

Urea/*biosynthesis

Urea/metabolism

Urea/*pharmacokinetics

Urea/*metabolism

Urea/*pharmacology

Urea/chemistry

Urea/urine

Urea/analysis

Urea/*chemistry

Urea/pharmacology

Urea/immunology

Urea/*analysis

Urea/pharmacokinetics

Urea/*chemistry/pharmacology

Urea/chemistry/*metabolism

Urea/metabolism/*pharmacokinetics

Urea/analogs & derivatives

Urea/*metabolism/pharmacology

Urea/*analogs & derivatives/*pharmacology

Urea/*analogs & derivatives/toxicity

Urea/analogs & derivatives/pharmacology

Urea/administration & dosage/*therapeutic use

Urea/analogs & derivatives/toxicity

Urea/*analogs & derivatives/pharmacology

Urea/chemistry/pharmacology/therapeutic use

Urea/*adverse effects/immunology

Urea/*analogs & derivatives/metabolism

Urea/*analogs & derivatives/pharmacology/toxicity

Urea/*administration & dosage/*analogs & derivatives

Urea/analogs & derivatives/chemistry/pharmacology

Urea/*analogs & derivatives/*metabolism/urine

Urea/analogs & derivatives/*chemistry/*metabolism

Urea/*analogs & derivatives/*chemistry/*radiation effects

Urea/*analogs & derivatives/chemical synthesis/pharmacology

Urea/*analogs & derivatives/*chemical synthesis/pharmacology/toxicity

Urea/*analogs & derivatives/*chemical synthesis/chemistry/pharmacology

Polycystic Ovary Syndrome/*blood/blood supply/*surgery/ultrasonography

Prostatic Neoplasms/blood/blood supply/*drug therapy/pathology

Neoplasms, Germ Cell and Embryonal/blood/*blood supply/*physiopathology

Breast Neoplasms/*blood/*blood supply/drug therapy/surgery

Breast Neoplasms/blood/*blood supply/metabolism/pathology

Colorectal Neoplasms/*blood/blood supply/pathology/surgery

Kidney Neoplasms/blood/blood supply/*drug therapy

Blood Coagulation Disorders/blood/*drug therapy/history

Carcinoma, Squamous Cell/*blood/blood supply/therapy

Liver Neoplasms/blood/blood supply/pathology/*therapy

Plasmacytoma/blood/blood supply/*drug therapy/pathology

Blood Coagulation Disorders/blood/*diagnosis/epidemiology/genetics

Carcinoma, Renal Cell/*blood/blood supply/pathology

*Kell Blood-Group System/blood/chemistry/genetics

Blood Group Incompatibility/*blood/immunology/*prevention & control

Prostatic Neoplasms/blood/blood supply/*diagnosis/pathology

Carcinoma, Squamous Cell/*blood/blood supply/pathology

Cervical Intraepithelial Neoplasia/*blood/blood supply/pathology

Colorectal Neoplasms/*blood/blood supply/pathology/*surgery

Endometrial Neoplasms/blood/blood supply/*pathology/surgery

Blood Coagulation Disorders/blood/complications/*drug therapy

Colorectal Neoplasms/*blood/*blood supply/*diagnosis/surgery

Blood Coagulation Disorders/blood/*etiology/genetics/therapy

Blood Protein Disorders/blood/diagnosis/drug therapy

Carcinoma, Hepatocellular/*blood/blood supply/pathology

Breast Neoplasms/blood/*blood supply/metabolism

Carcinoma, Renal Cell/*blood/blood supply

Melanoma, Experimental/*blood/*blood supply/ultrasonography

Stomach Neoplasms/*blood/blood supply/mortality

Colorectal Neoplasms/blood/blood supply/*pathology

Blood Coagulation Disorders/blood/*complications/*physiopathology

Liver Neoplasms/blood/blood supply/*secondary

Blood Coagulation Disorders/*blood/etiology/*genetics

Kidney Neoplasms/*blood/blood supply/pathology

Blood Coagulation Disorders/blood/*drug therapy

Prostatic Neoplasms/*blood/blood supply/*therapy

Blood Coagulation Disorders/blood/*complications/congenital

Blood Coagulation Disorders/blood/*diagnosis/*genetics

Colorectal Neoplasms/*blood/blood supply/*therapy

Liver Neoplasms/*blood/blood supply/pathology

Neoplasms/*blood/blood supply/pathology/therapy

Blood Coagulation Disorders/*blood/etiology/immunology

Blood Platelet Disorders/blood/*drug therapy

Blood Coagulation Disorders/blood/*congenital/therapy

Carcinoma, Hepatocellular/blood/blood supply/*therapy

Rh-Hr Blood-Group System/blood/*genetics/immunology

Colorectal Neoplasms/*blood/blood supply/pathology

Melanoma, Experimental/*blood/blood supply/ultrasonography

Blood Coagulation Disorders/blood/complications/physiopathology

Colonic Neoplasms/blood/blood supply/pathology

Gastrointestinal Neoplasms/*blood/blood supply/pathology