mi primer gist (lo voy a borrar pronto) by aaizemberg

index.html

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>bar chart</title>
    <script src="https://d3js.org/d3.v5.min.js"></script>
</head>
<body>

 <div id="vis"></div>
  
 <script>
   // SQL que sale de https://data.world/makeovermonday/2019w31/

var url = "https://download.data.world/s/js3a66ji7574lojgso36jqk7nk2o42";

/**
var datos = [
  {"disease":"Primary and Secondary Syphilis","sum":205913},
  {"disease":"Gonorrhea","sum":6454097},
  {"disease":"Chlamydia","sum":18991264}
]; 
**/

// leyendo el CSV de la URL
d3.csv( url )
  .then(function(data) {
    var max = 0;
    data.forEach(function(d) {
      d.sum = +d.sum;
      if (d.sum > max) {
        max = d.sum;
      }
    });
    console.log(max);
    doit(data,max);
  })
  .catch(function(error){
     console.log(error);  
  })

function doit(datos,maximo) {
  var max_w = 350;

  var x = d3.scaleLinear()
    .domain([0, maximo])
    .range([0, max_w]);

var y = d3.scaleLinear()
    .domain([0, 2])
    .range([0, 200]);


var svg = d3.select("div#vis").append("svg")
  .attr("width",500)
  .attr("height",300);

svg.selectAll("rect").data(datos).enter().append("rect")
   .attr("fill","steelblue")
   .attr("x", 10)
   .attr("y", function(d,i) {return y(i);})
   .attr("width", function(d,i) {return x(d.sum);})
   .attr("height",99)

svg.selectAll("txt_tit").data(datos).enter().append("text")
   .attr("class","txt_tit")
   .attr("x", function(d) {return 20 + x(d.sum);}  )
   .attr("y", function(d,i) {return 30+y(i);})
   .text( function(d) {return d.disease;}  )

svg.selectAll("txt_val").data(datos).enter().append("text")
   .attr("class","txt_val")
   .attr("x", function(d) {return 20 + x(d.sum);}  )
   .attr("y", function(d,i) {return 60+y(i);})
   .text( function(d) {return d.sum.toLocaleString();}  )

}
</script>
  
</body>
</html>