Chandelier
发表于 2025-3-26 21:00:25
Das Russisch-Sibirische Reisewerks to find the frequency of a risk factor A among all patients who were treated in a given ward of his hospital during the period 2000–2009. There had been .=9,850 such patients, and for every one of them a medical record in the form of a file exists where the presence or absence of A is recorded. Dr
猜忌
发表于 2025-3-27 04:41:29
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未成熟
发表于 2025-3-27 06:26:37
VI. Messdatenreihen zur Meteorologiere is a theorem in the theory of probabilities that explains this observation; it is called the “central limit theorem”. As said before, knowledge of probability theory is not assumed here, so we describe only the intuitive meaning of the theorem. It says that under certain technical assumptions a r
分解
发表于 2025-3-27 13:23:40
Augustus Frederick, Herzog von Sussex,r meaning was sufficiently clear to allow a preliminary discussion of the basic principles of epidemiology, of their role in public health and of the main issues in the epidemiology of infectious diseases but a rigorous definition was missing. Without rigorous definitions, however, it is impossible
切割
发表于 2025-3-27 15:34:12
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省略
发表于 2025-3-27 19:11:47
,Final Service (I): War Finance, 1914–1916,es to the simplest situation where we have only one binary exposure variable that differentiates between “exposed” (1) and “non-exposed” (0) and one binary outcome variable with the values “diseased” (1) and “non-diseased” (0). The term “diseased” may designate other health outcomes such as a missin
Ergots
发表于 2025-3-27 23:42:29
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愤世嫉俗者
发表于 2025-3-28 04:04:11
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并排上下
发表于 2025-3-28 07:51:00
https://doi.org/10.1007/978-1-349-00557-4recorded the anamnesis, examined him, diagnosed an acutely inflamed stomach and wrote prescriptions for amoxiclin, rekalate, smecta and omeprazole. Anh was cured within a few days and no follow-up by medical services was required.
丧失
发表于 2025-3-28 12:23:08
https://doi.org/10.1007/978-1-349-12483-1s for “Human Immunodeficiency Virus”. The first one is by far more frequent and has caused a pandemic. For simplicity, we will restrict ourselves to looking at the epidemiology of this infection only, and always write HIV to mean HIV-1.