Cheng, S. et al. Long-term outcomes in individuals with prolonged PR interval or first-degree atrioventricular block. JAMA 301, 2571–2577 (2009).

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If P-wave oversensing occurs during a 1:1 rhythm, the considerations are similar to those for R-wave double counting, provided the sensed PR or RP interval is less than the VF detection interval.

The increased frequency of type 2 MI, greater structural abnormalities of the coronary vessels, increased CMD, and independent association with HIV-specific factors may in part explain the consistent ...

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Fertility begins to gradually decrease at about age 35, with a more rapid decline around 37. Becoming pregnant later in life can include an increased risk of miscarriage, gestational diabetes, fetal ...

Myocardial perfusion imaging (MPI) is an important imaging modality in the management of patients with cardiovascular disease. MPI plays a key role in diagnosing cardiovascular disease, establishing ...

The prevalence of cytological abnormalities showed a similar age-related trend as HPV, with the highest prevalence found in women under 25 years old (37.4%), decreasing with age (Fig. 2 c, ...