| The Swedish snus and the Sudanese toombak: are they different? AM Idris, SO Ibrahim, EN Vasstrand, AC Johannessen, JR Lillehaug, ... Oral oncology 34 (6), 558-566, 1998 | 220 | 1998 |
| Toombak use and cigarette smoking in the Sudan: estimates of prevalence in the Nile state AM Idris, YE Ibrahim, K Warnakulasuriya, DJ Cooper, NW Johnson, ... Preventive medicine 27 (4), 597-603, 1998 | 126 | 1998 |
| Comparative detection frequency of 6 putative periodontal pathogens in Sudanese and Norwegian adult periodontitis patients RW Ali, V Bakken, R Nilsen, N Skaug Journal of periodontology 65 (11), 1046-1052, 1994 | 125 | 1994 |
| In situ characterization of mononuclear cells in human dental periapical inflammatory lesions using monoclonal antibodies R Nilsen, AC Johannessen, N Skaug, R Matre Oral Surgery, Oral Medicine, Oral Pathology 58 (2), 160-165, 1984 | 105 | 1984 |
| Mycobacterial adenitis: role of Mycobacterium bovis, non-tuberculous mycobacteria, HIV infection, and risk factors in Arusha, Tanzania SGM Mfinanga, O Morkve, RR Kazwala, S Cleaveland, MJ Sharp, ... East African Medical Journal 81 (4), 171-178, 2004 | 91 | 2004 |
| Increased expression of fas ligand in human tuberculosis and leprosy lesions: a potential novel mechanism of immune evasion in mycobacterial infection T Mustafa, G Bjune, R Jonsson, R Hernandez Pando, R Nilsen Scandinavian journal of immunology 54 (6), 630-639, 2001 | 83 | 2001 |
| Increased Bcl‐2 and Reduced Bax Expression in Infected Macrophages in Slowly Progressive Primary Murine Mycobacterium tuberculosis Infection SJ Mogga, T Mustafa, L Sviland, R Nilsen Scandinavian journal of immunology 56 (4), 383-391, 2002 | 82 | 2002 |
| Tribal differences in perception of tuberculosis: a possible role in tuberculosis control in Arusha, Tanzania SG Mfinanga, O Mørkve, RR Kazwala, S Cleaveland, JM Sharp, ... The International Journal of Tuberculosis and Lung Disease 7 (10), 933-941, 2003 | 70 | 2003 |
| In situ localization of interferons in psoriatic lesions JK Livden, R Nilsen, JR Bjerke, R Matre Archives of dermatological research 281, 392-397, 1989 | 70 | 1989 |
| A mouse model for slowly progressive primary tuberculosis Mustafa, Phyu, Nilsen, Jonsson, Bjune Scandinavian journal of immunology 50 (2), 127-136, 1999 | 68 | 1999 |
| Increased expression of Fas ligand on Mycobacterium tuberculosis infected macrophages: a potential novel mechanism of immune evasion by Mycobacterium tuberculosis? T Mustafa, S Phyu, R Nilsen, G Bjune, R Jonsson Inflammation 23, 507-521, 1999 | 65 | 1999 |
| In situ characterization of mononuclear cells in human chronic marginal periodontitis using monoclonal antibodies AC Johannessen, R Nilsen, GE Knudsen, T Kristopfersen Journal of Periodontal Research 21 (2), 113-127, 1986 | 63 | 1986 |
| Effect of processing (sprouting and/or fermentation) on sorghum and maize. I: proximate composition, minerals and fatty acids M Asiedu, R Nilsen, Ø Lie, E Lied Food chemistry 46 (4), 351-353, 1993 | 58 | 1993 |
| A mouse model for latent tuberculosis S Phyu, T Mustafa, T Hofstad, R Nilsen, R Fosse, G Bjune Scandinavian journal of infectious diseases 30 (1), 59-68, 1998 | 55 | 1998 |
| Microbial associations of 4 putative periodontal pathogens in Sudanese adult periodontitis patients determined by DNA probe analysis RW Ali, N Skaug, R Nilsen, V Bakken Journal of Periodontology 65 (11), 1053-1057, 1994 | 54 | 1994 |
| Mutations of the p53 gene in oral squamous‐cell carcinomas from sudanese dippers of nitrosamine‐rich toombak and non‐snuff‐dippers from the Sudan and Scandinavia SO Ibrahim, EN Vasstrand, AC Johannessen, AM Idris, B Magnusson, ... International journal of cancer 81 (4), 527-534, 1999 | 51 | 1999 |
| Expression of biomarkers (p53, transforming growth factor alpha, epidermal growth factor receptor, c-erbB-2/neu and the proliferative cell nuclear antigen) in oropharyngeal … SO Ibrahim, JR Lillehaug, AC Johannessen, PG Liavaag, R Nilsen, ... Oral oncology 35 (3), 302-313, 1999 | 51 | 1999 |
| The role of livestock keeping in tuberculosis trends in Arusha, Tanzania SG Mfinanga, O Mørkve, RR Kazwala, S Cleaveland, JM Sharp, ... The International Journal of Tuberculosis and Lung Disease 7 (7), 695-704, 2003 | 50 | 2003 |
| Variation in the composition of gingival inflammatory cell infiltrates AC Johannessen, R Nilsen, T Kristoffersen, GE Knudsen Journal of Clinical Periodontology 17 (5), 298-305, 1990 | 49 | 1990 |
| Epidermolysis bullosa acquisita and Crohn's disease JK Livden, R Nilsen, S Thunold, H Schjønsby Acta dermato-venereologica 58 (3), 241-244, 1978 | 49 | 1978 |
