・Kitahara M, Sameshima H, Tanuma R, Setoyama K, Yamaguchi Y, Kamachi A, Nakamura S, Sakuma M, Kawaike Y, Furuya T, Ijichi S. Symptomatic COVID-19 in university students: a school-wide web-based questionnaire survey during the Omicron variant outbreak. Advances in Infectious Diseases. 2024;14:133-146.
・Ijichi S, Kawaike Y, Ijichi N, Ijichi Y, Hirakata M, Yamaguchi Y, Kamachi A, Imamura C, Fushuku S, Nagata J, Tanuma R, Sameshima H, Morioka H. Hypothetical novel simulations to explain the evolutionary survival of the hypo-reproductive extreme tail in the complex human diversity. Biosystems. 2021 Jun;204:104393. doi: 10.1016/j.biosystems.2021.104393. Epub 2021 Feb 25. PMID: 33640397.
・Kawaike Y, Nagata J, Furuya T, Koriyama C, Nakamura M, Sano A. Hemodynamic responses in university students: a correlation study of subjective well-being and lifestyle habits. Front Behav Neurosci. 2019 Sep 13;13:213. doi: 10.3389/fnbeh.2019.00213. eCollection 2019. PMID: 31572144
・Ijichi S, Ijichi N, Imamura C, Sameshima H, Kawaike Y. An experimental challenge to bring the empirical study design a step closer to evidence-based medicine and quit ethically problematic situations. Childs Nerv Syst. 2019 Dec;35(12):2261-2263. doi: 10.1007/s00381-019-04291-0. Epub 2019 Aug 3. PMID: 31377910.
・Morioka H, Ijichi S, Ijichi N, Ijichi Y, King BH. Developmental social vulnerability as the intrinsic origin of psychopathology: A paradigm shift from disease entities to psychiatric derivatives within human diversity. Med Hypotheses. 2019 May;126:95-108. doi: 10.1016/j.mehy.2019.03.015. Epub 2019 Mar 22. PMID: 31010507.
・Ijichi S, Ijichi N, Ijichi Y, Imamura C, Sameshima H, Kawaike Y, Morioka H. The origin of complex human diversity: Stochastic epistatic modules and the intrinsic compatibility between distributional robustness and phenotypic changeability. J Integr Neurosci. 2018 Feb 15;17(1):1-9. doi: 10.31083/JIN-170034. PMID: 29376879.
・Ijichi S, Ijichi N, Sameshima H, Kawaike Y, Imamura C, Hazama K, Hirotsune H, Kimura K, Nakadoi Y, Oiji A, Ota J, Sakajiri T, Tanaka S, Tanaka K. A concise checklist to determine if the cognitive and/or behavioral changes are attributable to the effect of an intervention. Childs Nerv Syst. 2017 Sep;33(9):1429-1432. doi: 10.1007/s00381-017-3501-3. Epub 2017 Jul 4. PMID: 28676977.
・Ijichi S, Ijichi N, Ishida A, Yotsumoto M, Nagata J, Tanuma R, Imamura C, Toki A, Sakajiri T, Hirotsune H, Nakadoi Y, Tanaka S, Kimura K, Tanaka K. Ethical fallacies, tricky ambiguities, and the misinterpretation of the outcomes in the cranioplasty for mild trigonocephaly. Childs Nerv Syst. 2015 Jul;31(7):1009-12. doi: 10.1007/s00381-015-2714-6. Epub 2015 Apr 21. PMID: 25896220.
・Ijichi S, Ijichi N, Sameshima H, Kawaike Y, Toki A. Cranioplasty for isolated mild trigonocephaly with developmental conditions and continuing ignorance of Helsinki declaration. Clinical Ethics. 2015;10:80-82.
・Ijichi S, Ijichi N, Ijichi Y, Nagata J, Imamura C, Sameshima H, Kawaike Y, Morioka H. The origin of population diversity: stochastic interactions between a modifier variant and the individual genetic background. Natural Science. 2015;7:255-265.
・Ijichi S, Ijichi N, Ijichi Y, Hirotaki K, Sameshima H, Kawaike Y, Morioka H. Quantitative Nature of Social Vulnerability and Autism: An Important Paradigm Shift in the DSM-5 for Autism Spectrum Disorder. ISRN Neurol. 2013 May 8;2013:201719. doi: 10.1155/2013/201719. PMID: 23762602; PMCID: PMC3665223.
・Morioka H, Kawaike Y, Sameshima H, Ijichi S. Behavioral and cognitive core domains shared between autism spectrum disorders and schizophrenia. Open Journal of Psychiatry. 2013;3:26-31.
・Morioka H, Sameshima H, Ijichi S. A delusion referred to as schizophrenia? Br J Psychiatry, eletter (23 Sep.). 2010.
・Ijichi S, Kawamura Y, Ijichi N, Ijichi Y. Are aliens medically disordered? BMJ, Rapid responses (15 Dec.). 2009.
・Nagata M, Ijichi S, et al. Metabolic syndrome-related markers in obese university students in Kagoshima, Japan: implications of uric acid and plasminogen activator inhibitor type-1. Diabetes & Metabolic Syndrome: Clinical Research & Reviews. 2009;3:96-102.
・Ijichi S, Ijichi N, Ijichi Y, Kawamura Y, Hashiguchi T, Morioka H. For others: epistasis and the evolutionary survival of an extreme tail of the quantitative distribution of autistic assets. Med Hypotheses. 2008;70(3):515-21. doi: 10.1016/j.mehy.2007.07.016. Epub 2007 Aug 31. PMID: 17765402.
・Ijichi S, Ijichi N. Computerized lifelong mentoring support using robot for autistic individuals. Med Hypotheses. 2007;68(3):493-8. doi: 10.1016/j.mehy.2006.08.016. Epub 2006 Oct 4. PMID: 17023117.
・Ijichi N, Ijichi S. TEACCH should be inclusive. Autism. 2006 Sep;10(5):526. doi: 10.1177/136236130601000509. PMID: 16940318.