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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

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The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

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Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

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The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Negative feedback control of the female reproductive hormones Negative feedback control of the female reproductive hormones
Major trunk lines carrying long-distance traffic crisscrossed the area east of the Mississippi. The Major trunk lines carrying long-distance traffic crisscrossed the area east of the Mississippi. The
Control of blood glucose by pancreatic hormones. Control of blood glucose by pancreatic hormones.
The crude oil refining showing most of the major steps and processes. The crude oil refining showing most of the major steps and processes.
A typical low-side driver (LSD) which uses a control module to control the ground side of the relay ... A typical low-side driver (LSD) which uses a control module to control the ground side of the relay ...
Control of transcription of a flagellar protein operon by a riboswitch for the regulatory nucleotide Control of transcription of a flagellar protein operon by a riboswitch for the regulatory nucleotide
Video: Definitions of stroke volume, preload definition & Factors influencing stroke volume

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