دوريات أكاديمية 84

covid-19 25 sars-cov-2 22 human 17 surgery 15 time-to-treatment 14 neoplasm 13 pandemic 11 comorbidity 9 female 9 operative 9 surgical procedures 9 aged 8 male 8 middle aged 8 80 and over 6 health care 6 البشر 6 outcome assessment 6 [sdv.can]life sciences [q-bio]/cancer 5 adult 5 communicable disease control 5 life sciences & biomedicine 5 science & technology 5 withholding treatment 5 general medicine 4 الأورام 4 oncology 4 postoperative complication 4 proportional hazards model 4 prospective studie 4 settore med/18 - chirurgia generale 4 bcg vaccine 3 cohort studie 3  أمراض الجهاز الهضمي 3 neoplasias retais 3 pandemics 3 settore med/19 - chirurgia plastica 3 settore med/28 - malattie odontostomatologiche 3 vaccination 3 [sdv.mhep]life sciences [q-bio]/human health and pathology 2 03 medical and health sciences 2 0302 clinical medicine 2 030230 surgery 2 1112 oncology and carcinogenesis 2 abdominal abscess 2 abdominal neoplasm 2 artificial 2 الأعمال 2 business.industry 2 السرطان 2

 مطبعة جامعة أكسفورد 6 american society of clinical oncology 5 oxford university press (oup) 5 elsevier bv 4  إلزيفير المحدودة 4 hal ccsd 3 john wiley and sons ltd 3 oxford univ press 3 سبرينغر ناتشر 2 وايلي 2 blackwell science limited 1 country:gb 1 إلزيفير 1 georg thieme verlag kg 1 nlm (medline) 1 place:111 river st, hoboken 07030-5774, nj usa 1 springer science and business media llc 1 wiley blackwell publishing 1

issn: 0732-183x 3 diseases of the esophagus ; volume 33, issue supplement_1 ; issn 1120-8694 1442-2050 2 surgical endoscopy & other interventional techniques 2 2474-9842 ; bjs open 1 british journal of surgery ; issn: 0007-1323 ; issn: 1365-2168 1 international journal of radiation oncology, biology, physics 1 journal of clinical oncology ; issn: 0732-183x ; issn: 1527-7755 1

BASE 88 OpenAIRE 4 Academic Search Index 2 فهرس مكمل 1

Biblioteca Digital Da Producao Intelectual Da Universidade De Sao Paulo 6 Iris Universita Degli Studi Di Bologna (Cris - Current Research Information System) 6 Universita Degli Studi Del Piemonte Orientale: Cineca Iris 4 Universita Degli Studi Di Ferrara: Cineca Iris 4 Arpi - Archivio Della Ricerca Dell'universita Di Pisa 3 Padua Research Archive (Iris - Universita Degli Studi Di Padova) 3 The University Of Liverpool Repository 3 Universita Degli Studi Di Cagliari: Unica Iris 3 Universita Di Parma: Cineca Iris 3 University College London: Ucl Discovery 3 Ghent University Academic Bibliography 2 Iris Universita Degli Studi Di Napoli Federico Ii 2 Iris Universita Degli Studi Di Palermo 2 Sapienza Universita Di Roma: Cineca Iris 2 Sciencedirect (Elsevier - Open Access Articles Via Crossref) 2 The University Of Milan: Archivio Istituzionale Della Ricerca (Air) 2 Universita Degli Studi Della Campania "Luigi Vanvitelli": Cineca Iris V: 2 Universita Degli Studi Di Foggia: Cineca Iris Institutional Research Information System 2 Universita Degli Studi Di Genova: Cineca Iris 2 Universita Degli Studi Di Milano-Bicocca: Boa (Bicocca Open Archive) 2 Archivio Della Ricerca Dell'universita Di Modena E Reggio Emilia (Unimore: Iris) 1 Imperial College London: Spiral 1 Irinsubria - Institutional Repository Insubria (Universita Degli Studi Dell'insubria) 1 Irua - Institutional Repository Van De Universiteit Antwerpen 1 Lilloa (Hal Lille Open Archive, Universite De Lille) 1 Lilloa (Lille Open Archive - Universite De Lille) 1 Reseau International Des Instituts Pasteur, Paris: Hal-Riip 1 Rwth Aachen University: Rwth Publications 1 Universita Degli Studi Di Brescia: Openbs - Open Archive Unibs 1 Universita Degli Studi Di Torino: Aperto (Archivio Istituzionale Ad Accesso Aperto) 1 Universita Del Salento: Cineca Iris 1 Universite De Lorraine: Hal 1