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1Community knowledge,attitudes and practices related to schistosomiasis and associated healthcare-seeking behaviours in northern Côte d’Ivoire and southern Mauritania显示文摘Background:Among parasitic infections,schistosomiasis ranks second after malaria in terms of worldwide morbidity.Despite efforts to contain transmission,more than 230 million people are infected,of which 85%live in Sub-Saharan Africa.While the epidemiologic characteristics of schistosomiasis have been extensively studied across endemic settings,social factors have been paid less attention.The current study assesses community knowledge of schistosomiasis causes,transmission,signs,symptoms and prevention,as well as healthcare-seeking behaviours in two West African settings,with the aim of strengthening schistosomiasis control interventions.Methods:From August 2014 to June 2015,we conducted two cross-sectional surveys in Korhogo,Cote d’Ivoire and Kaedi,Mauritania.We applied a questionnaire to collect quantitative data at the household level in Korhogo(n=1456)and Kaedi(n=1453).Focus group discussions(Korhogo:n=32,Kaedi:n=32)and participatory photography(photovoice)(Korhogo:n=16,Kaedi:n=16)were conducted within the communities to gather qualitative data.In addition,semi-structured interviews were used to discuss with key informants from control programmes,nongovernmental organizations and health districts(Korhogo:n=8,Kaedi:n=7).Results:The study demonstrated that schistosomiasis is not well known by the communities;64.1%claimed to know the causes of the disease,but the reality is different.This knowledge is more from cultural than biomedical source.It was observed that social construction of the disease is different from the biomedical definition.In Korhogo,schistosomiasis was often associated with several other diseases,notably stomach ulcer and gonorrhoea.The populations believe that schistosomiasis is caused by exposure to goat or dog urine in the environment.In Kaedi,schistosomiasis is considered as a disease transmitted by environmenal elements such as sunshine and dirty water.In both settings,the care-seeking pathways were found to be strongly influenced by local customs and self-medication acquired from the informal sector.Conclusions:This study revealed that knowledge about the aetiology,transmission,symptoms,prevention and treatment of schistosomiasis among the populations in Korhogo and Kaedi is based on their local culture.Deep-rooted habits could therefore pose a significant obstacle to the elimination of schistosomiasis.Amoin Jeanne d’Arc Koffi Mohamed Doumbia Gilbert Fokou Moussa Keita Brama Kone N’doumy Noel Abe 2018Infectious Diseases of Poverty2018,7,1:2
2激光切割单板的理论工艺参数求解与试验验证显示文摘【目的】 利用固体激光器切割单板,获取合理的切割工艺参数,降低切缝宽度以减少锯路损失,保证单板切口断面平整度。【方法】 从激光脉冲能量角度建立激光切割单板数学模型,获得激光输出功率(Pb)与激光切割速度(v)之间的关系表达式。以厚度0.3 mm、含水率10%的黑胡桃单板为加工对象,选取2组激光输出功率进行试验验证,每组激光输出功率在6种不同切割速度下切割,理论切割速度在6种试验切割速度范围内,加工后多次测量直线切缝宽度取平均值,在40×10光学显微镜下观察切割后试件切缝宽度及切口断面平整度,找出最优试验结果对应的切割速度,并与计算的理论切割速度进行对比。【结果】 第1组激光输出功率(脉冲电压400 V,单脉冲能量96.5 mJ,脉冲频率10 Hz)下,当切割速度为2.5 mm·s^-1时可保证单板切缝被完全切透,形成连续完整的切缝,切缝宽度最窄,平均值为0.544 mm,锯路损失最小,且切口断面较为平整;第2组激光输出功率(脉冲电压500 V,单脉冲能量198.2 mJ,脉冲频率10 Hz)下,当切割速度为5.0和5.5 mm·s^-1时可保证单板切缝被完全切透,切缝宽度最窄,平均值分别为0.69和0.62 mm,且切口断面也较为平整。对比2组试验数据得出,当切割速度与理论切割速度接近时,单板切口连续,切缝宽度最小;当切割速度低于理论切割速度时,切缝宽度逐渐增大;当切割速度高于理论切割速度时,切口容易出现不连续现象。【结论】 利用固体激光器切割单板时,切割工艺参数对切缝宽度和切口断面平整度具有直接影响,合理的切割工艺参数对获得较小的切缝宽度至关重要,每个激光器的输出功率对应着最佳切割速度,在实际加工过程中,应保证切割速度与理论切割速度一致或接近,以使切割效果更好。杨春梅 刘清伟 李响 缪骞 马岩 Doumbia Bakary 任长清 2019林业科学2019,55,12:2
3Ac tive and Reactive Power Control of a Doubly Fed In- duction Generator for Wind Applications显示文摘Nait-Kaci B Doumbia M L Agbossou K 2009IEEE EUROCON2009,,:1
4Single-chain antigen-binding proteins 显示文摘Bird R E Doumbia S O Dennell C A 1988Science1988,242,4877:1
5Evolution in the Natural Rubber Native Structure and Plasticity Retention Index from the First Tapping of Clonal Trees显示文摘Bonfils F Doumbia A Char C 2005Journal of Ap- plied Polymer Science2005,97,3:1
6Flax/Polypropylene Composites for Lightened Structures :Multiscale Analysis of Process and Fibre Parameters显示文摘Awa S Doumbia Mickal Castro Denis Jouannet 2015Materials and Design2015,,87:1
7Prescription and administration of a 14-day regimen of zinc treatment for childhood dirrhea显示文摘Winch PJ Gilroy KE Doumbia S 2006Am J Trop Med Hyg2006,74,:1
8Expression of biologically active recombinant pokeweed antiviral protein in methylotrophic yeast Pichia pastoris 显示文摘Rajamohan F Doumbia S O Engstrom C R 2000Protein Expr Purif2000,18,2:1
9An improved maximum power point tracking method for photovoltaic systems显示文摘TAYHCHT T AGBOSSOU K DOUMBIA M L 2008Renewable Energy2008,33,:1
10Single-chain antigen-binding proteins显示文摘Bird RE Doumbia SO Dennell CA 1988Science1988,242,4877:1
11Spatial analysis ofmalaria transmission parameters in the rice cultivation area ofOffice Du Niger,Mali显示文摘Sogoba N Vounatsou P Doumbia S 2007Am J Trop Med Hyg2007,76,6:1
12An improved maximum power point tracking method for photovoltaic systems显示文摘Tafticht T Agbossou K Doumbia M L 2008Renewable Energy2008,33,:1
13Expression of biologically active recombinant pokeweed antiviral protein in methylotrophic yeast Pichia pastoris显示文摘Rajamohan F Doumbia S O Engstrom C R 2000Protein Expr Purif2000,18,2:1
14Malian children with moderate acute malnutrition who are treated with lipid- based dietary supplements have greater weight gains and recovery rates than those treated with locally produced cereal-legume products: A comnmnity-based, cluster-randomized trial显示文摘Ackatia-Armah RS Mcdonald CM Doumbia S 2015American Journal of Clinical Nutrition2015,101,3:1
15Cutaneous Leishmaniasis in Mali显示文摘Carlos Paz Seydou Doumbia Somita Keita Aisha Sethi 2011Dermatologic Clinics2011,,1:1
16Effectiveness of diatomaceous earth for control of Sitophilus zeamais(Coleoptera:Curculionidae),Tribolium castaneum and Palorus subdepressus(Coleoptera:Tenebrionidae)显示文摘Doumbia M Douan B G Kwadjo K E 2014Journal of Stored Products Research2014,57,:1
17Co-infection of HIV and HBV in voluntary counseling and testing center in Abidjan显示文摘A Kouassi-M'Bengue Cissé C Boni D Ouattara K Berthé M Doumbia D Sévédé D Saraka S Méité M Dosso 2011Asian Pacific Journal of Tropical Disease2011,,4:1
18An improved maximum power point tracking method for photovoltaic systems显示文摘TAFTICHT T AGBOSSOU K DOUMBIA M L 2008Renewable Energy2008,33,7:1
19An improved maximum power point tracking method for photovotatic system显示文摘TAFTICHT T AGBOSSOU K DOUMBIA M L 2008Renewable Energy2008,33,7:1
20An improved maximum power point tracking method for photovoltaic systems显示文摘Tafticht T Agbossou K Doumbia M L 2008Renewable Energy2008,33,7:1
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