Related by context. Frequent words. (Click for all words.) 50 catheterisation 50 PCR assay 50 tuberculin skin test 50 lumbar puncture 50 barium enema 49 cytological 49 bioassays 49 serologic 49 plasmapheresis 48 noninvasive technique 48 ventilatory support 48 abdominal ultrasound 47 fluorescein 47 reimplantation 47 serological 47 nasal mucosa 47 stool sample 47 lymphatic tissue 47 D dimer 47 sputum samples 47 surgical biopsy 47 anaerobic bacteria 46 granulocytes 46 haematological 46 Radiographs 46 infectious prions 46 Prostate Specific Antigen PSA 46 RBCs 46 lavage 46 invasive diagnostic 46 Informed consent 46 tissue biopsies 46 solutes 46 BCG vaccination 46 sputum 46 aspirate 46 methylprednisolone 45 liver biopsy 45 methemoglobinemia 45 chemoprophylaxis 45 nanobacteria 45 corticosteroid injections 45 venous blood 45 immunosuppressive agents 45 finger prick 45 meconium 45 thromboprophylaxis 45 AlloMap 45 HLA typing 45 periosteum 45 cervical smears 44 creatinine levels 44 therapeutic regimens 44 rectally 44 streptokinase 44 lymphadenopathy 44 cerebrospinal fluid 44 protein albumin 44 neoadjuvant therapy 44 sweat gland 44 nephrectomy 44 toxicological studies 44 thrombolytic therapy 44 skin prick 44 cerebral spinal fluid 44 reperfusion therapy 44 mononuclear cells 44 fingerstick 44 splenic 44 dialysate 44 HSCT 44 microbiologic 44 nasal secretions 44 deferoxamine 44 Biopsies 43 sentinel node biopsy 43 genetic manipulations 43 venipuncture 43 computed tomography scans 43 screening colonoscopy 43 mediastinum 43 urine specimens 43 Blood transfusions 43 granuloma 43 supernatant 43 pneumonectomy 43 iron supplementation 43 antibiotic prophylaxis 43 dialyzer 43 parenchymal 43 transplanted tissue 43 thyroid glands 43 chronicity 43 vitro experiments 43 Mass spectrometry 43 chest x rays 43 Transfusions 43 MR spectroscopy 43 malignant hyperthermia 43 gamma globulin 43 Cotinine