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In a Complete Response Letter, the regulator stated that Aldeyras New Drug Application did not demonstrate efficacy in treating ocular symptoms associated with dry eyes and informed the company that at least one additional adequate and well-controlled study would be required to demonstrate efficacy

Current stretched penile length: Cross-sectional study of 1040 healthy Turkish children aged 0 to 5 years

Often, because the body preferentially transfers maternal vitamin B12 to the baby in utero, the baby has some vitamin B12 stores at birth

Obesity: Excess weight can exacerbate symptoms of BPH

It is best to take a vitamin B12 test to determine if you have particular symptoms in the nervous system or have a vitamin b12 deficiency

Peer review Peer review information Nature Communications thanks Toni Giorgino and the other, anonymous, reviewer(s) for their contribution to the peer review of this work