Role of T Regulatory Cells and Myeloid-Derived Suppressor Cells in COVID-19 by Alhasan Alsalman, Mohammad A. Al-Mterin, Eyad Elkord

“…Some subsets of MDSCs are expanded in the blood of COVID-19 patients; however, there is a controversy whether this expansion has pathogenic or protective effects in COVID-19 patients. …”
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Skeletal Muscle Mitochondria and Aging: A Review by Courtney M. Peterson, Darcy L. Johannsen, Eric Ravussin

“…However, there has been much controversy over measurements of mitochondrial energy production, which may largely be explained by differences in approach and by whether physical activity is controlled for. …”
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Duskward displacement of plasmoids and reconnection in the near-Earth magnetotail by Akimasa Ieda, Yukinaga Miyashita

“…In response to this controversy, our study aims to clarify the dawn–dusk location of fast plasma flows in the near-Earth magnetotail. …”
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Comparison of Patient-Reported Outcome from Neck-Preserving, Short-Stem Arthroplasty and Resurfacing Arthroplasty in Younger Osteoarthritis Patients by Marius Dettmer, Amir Pourmoghaddam, Stefan W. Kreuzer

“…The neck-preserving short-stem approach may be preferable to resurfacing due to the less challenging surgery, similar outcome, and controversy regarding resurfacing implant designs.…”
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Diagnosing Oncocytoma by Core Needle Biopsy: A Single-Center Experience by Chen Mayer, Yasmin Abu-Ghanem, Zohar A. Dotan, Iris Barshack, Eddie Fridman

“…Diagnosing oncocytomas using renal biopsy remains a controversy in the uro-pathologic community. With the increasing use of biopsies for assessment of renal lesions, reaching this pathologically benign diagnosis may prevent further surgical measures and have significant clinical benefit. …”
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Correlation between Ki-67 labeling index and mitotic index in Head and neck squamous cell carcinoma by Das C. K Deepa, Sunitha Balakrishnan

“…The usefulness of Ki-67 in head and neck cancers has been debated for the past 20 years; however, no study has definitively resolved this controversy. Aim: Assess the correlation between Ki-67 expression and mitotic index in head and neck squamous cell carcinoma. …”
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Measuring Measuring iron concentration in the blood samples of some autistic children from Baghdad City by Ezzuldin sulaiman, Hind Suhail Abdulhay

“…Iron is one of the heavy metals around which there is much controversy regarding their role as neurotoxins in the development of autism, its excess in the brain may cause Alzheimer's disease or Parkinson's disease, while iron deficiency in the blood may increase levels of other heavy metals in the blood and brain, such as cadmium and lead. …”
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Male and Female Roles in the Perception of Young People Among Belarusians, Bulgarians, and Russians by Olga V. Semenova, Valentina N. Burkova, Marina L. Butovskaya, Alexey M. Ermakov, Elena N. Kasparova, Olga V. Kalinichenko, Stanislava Stoyanova

“…However, there is still a great deal of controversy and debate about gender equality in different countries. …”
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Quelle couleur pour les frères ? Regards sur l’habit des Mineurs aux xiiie-xive siècles by Véronique Rouchon Mouilleron

“…Finally, this problem pertaining to the cloth colour is connected with the stages of the Order’s institutionalization, by paying special attention to its treatment in the usus pauper controversy, between Conventuals and Spirituals.…”
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A registered report on presentation factors that influence the attraction effect by Eeshan Hasan, Yanjun Liu, Nicole Owens, Jennifer S. Trueblood

“…The attraction effect, where the preference for an option increases in the presence of a dominated decoy, has generated the most controversy. In this registered report, we systematically vary factors that are known to be associated with the attraction effect to build a solid foundation of empirical results to aid future theory development. …”
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The 500-year Cultural & Economic Trajectory of Tobacco: A Circle Complete by Christopher A. Jones, Amanda Wassel, William Mierse, E. Scott Sills

“…Tobacco use has been accompanied by controversy from the moment of its entry into European culture, and conflicting opinions regarding its potentially adverse influence on health have coexisted for hundreds of years. …”
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Angiogenesis in Spontaneous Tumors and Implications for Comparative Tumor Biology by C. Benazzi, A. Al-Dissi, C. H. Chau, W. D. Figg, G. Sarli, J. T. de Oliveira, F. Gärtner

“…While antiangiogenic therapy for cancer has been proposed over 20 years ago, it has garnered much controversy in recent years within the scientific community. …”
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Adjuvant Hormonal Therapy in Postmenopausal Women with Breast Cancer: Physician’s Choices by Asim Jamal Shaikh, Shiyam Kumar, Sajjad Raza, Maria Mehboob, Osama Ishtiaq

“…The choice of adjuvant hormonal therapy in postmenopausal women with hormone receptor positive breast cancer has remained a matter of controversy and debate. The variety of agents is available, with each claiming to be superior. …”
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Global Warming: The Balance of Evidence and Its Policy Implications by Charles Keller

“…Global warming and attendant climate change have been controversial for at least a decade. This is largely because of its societal implications. …”
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Perceived discrimination in fatigue: a qualitative interview study in the SOMA.SOC project by Rieke Barbek, Anna Christin Makowski, Olaf von dem Knesebeck

“…The interviews were analyzed using a structured qualitative content approach with consensual coding.ResultsThe findings on perceived discrimination could be subsumed in eight practices: (nonverbal) communication, negative emotional reaction, medical treatment, leadership responsibility, structural barriers, diagnostic terminology, and scientific controversy. Participants reported overlapping experiences of perceived discrimination across several intertwined domains: medical setting, work, social, public, and at an overarching structural level. …”
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Effect of Phenylephrine on the Accommodative System by José J. Esteve-Taboada, Antonio J. Del Águila-Carrasco, Paula Bernal-Molina, Teresa Ferrer-Blasco, Norberto López-Gil, Robert Montés-Micó

“…Subsequent studies, based on different measurement procedures, obtained contradictory conclusions, causing therefore an unexpected controversy that has been spread almost to the present days. …”
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Anti-vaccine COVID-19 narratives: A critical textual analysis of American and Indonesian online news by Imelsa Dwi Veronika, Agwin Degaf

“…The superstructure analysis indicated that American reports emphasized controversy, whereas Indonesian reports explored motivations more deeply. …”
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Gastric Adenocarcinoma of the Fundic Gland Type Treated by Endoscopic Mucosal Resection: A Case Report and Review of the Literature by Eleanor Lewin, Philip Daroca, Sanjay Sikka, Tong Wu, Yukihiro Nakanishi

“…Gastric adenocarcinoma of the fundic gland type (GA-FG) is a rare entity that has only recently been described and defined. There is ongoing controversy regarding the malignant potential of this lesion. …”
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The models of behaviour ofthe old generation historians in the presence of sovietization process by Aurimas Švedas

“…Second path was, consciously or not, to constantly seek to create controversy in the official Soviet discourse of history, while bringing upon themselves disgrace from the history stewards. …”
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Parental perception of male circumcision: a local cross sectional study in a Muslim community by Abdullatif K. Al-Maghlouth, Ossama M. Zakaria

“…Recent human rights advocates have a higher dispute as regards circumcision. However, controversy still exists regarding the necessity of the procedure. …”
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