very small kidney stones with ruler at blue background
Schlüsselwörter
ruler,
measure,
measurement,
centimetre,
measuring,
tape,
scale,
tool,
white,
inch,
length,
meter,
isolated,
number,
instrument,
inch,
metric,
macro,
centimetre,
metal,
object,
cm,
closeup,
2000,
size,
small,
kidney,
stone,
blue,
pain,
painful,
phosphate,
problem,
medicine,
medicals,
magnesium,
renal,
science,
waste,
sharp
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