Non-linear analysis found many applications in biomedicine.Approximate entropy (ApEn) is a popular index of complexity often applied to biomedical data, as it provides quite stable indications when processing short and noisy epochs.However, ApEn lg up8770 strongly depends on parameters, which were chosen in the literature in wide ranges.This paper
Abstract Background We report an extremely rare case of vaginal clear cell carcinoma, which originated from the peoria orange barrels malignant transformation of vaginal adenosis without prenatal diethylstilbestrol (DES) exposure.Case presentation In this case, the patient was a Chinese woman with a history of two decades of intermittent vaginal pa
In this paper, a novel spatial domain color image watermarking technique is proposed to rapidly and effectively protect the copyright of the color image.First, the direct current (DC) coefficient of 2D-DFT obtained in the spatial domain is discussed, and the relationship between the change of each pixel in the spatial domain and the change of the D
Abstract Background Several health determinants are related to local conditions and prerequisites at community level.For this reason, strengthening community action has been one of five strategies implemented in health promotion since the end of the 1980s.Such action includes setting priorities, making decisions, planning strategies, and implementi