The .223 is a perfectly capable whitetail deer round with properly selected ammunition. Tyler Freel The .223 Remington is one of the most popular centerfire cartridges in history and has seen renewed ...

The .223 is a perfectly capable whitetail deer round with properly selected ammunition. Tyler Freel The .223 Remington is one of the most popular centerfire cartridges in history and has seen renewed ...

The cartridges .223 Remington and 5.56×45mm NATO often get lumped together, but the confusion around them has a long, tangled history. Though they look nearly identical, critical differences in ...

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Radium-223 dichloride (radium-223), an alpha emitter, selectively targets bone metastases with alpha particles. We assessed the efficacy and safety of radium-223 as compared with placebo, in addition ...

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The 223 Remington is one of the most popular varmint and smaller-size big-game cartridges around. (Photo/Richard Mann) The 5.56 NATO cartridge is an offshoot of the 223 Rem, not the other way around. ...